Can two obtuse angles be adjacent angles? (xiv) If two lines are cut by a transversal such that a pair of corresponding angles are not equal, then the lines are ……….. Linear pairs of angles are adjacent and are supplementary, that's they add upto 180°. E. The last statement of a proof should be the statement of what you are trying to prove. (c) 35° (b) 180° Find the angle, which is equal to its supplement. Answer: (a) 20° (c) 15° Sum of two angles is 90°. Answer: (a) 55° (d) A right angle, Question 13. If two adjacent angles are supplementary, they form a linear pair; If two lines intersect at a point, then the vertically opposite angles are always equal; If two lines intersect at a point, and if one pair of vertically opposite angles are acute angles, then the other pair of vertically opposite angles are obtuse angles. (iii) Two obtuse angles can form a linear pair. If an angle is one-third of its supplement, then the measure of the angle is Solution: Question 7. (a) 55°, 115° Students are advised to solve the Lines and Angles Multiple Choice Questions of Class 7 Maths to know different concepts. (d) 112°, 68°, Question 5. What do we call an angle which exactly measures 90°? Two angles form a linear pair. The measure of one angle is 24 more than the measure of the other angle. Adjacent angles that do not form a linear pair mean, angles have common ray but the angles in a linear pair are not supplementary. Solution: Question 10. (c) 90° (d) 50° 3. Can an acute angle be adjacent to an obtuse angle? Right angle. A pair of supplementary angles is (b) x = 60° Explanation: A linear pair of angles is formed when two lines intersect. If two adjacent angles are supplementary, then they form _________ . Question 27. Question 22. A pair of complementary angles is Name a pair of complementary angles. (a) Perpendicular lines As sum of two angles is neither 90° nor 180°. (d) Bisectors of the adjacent angles forming a linear pair form a right angle. Example 4: 1 and 2 form a linear pair so m 1 + m 2 = 180° therefore the angles … (c) 60°, 120° If in the given figure \( l \parallel m \) then : (b) Triples (c) Both of the angles forming a linear pair can be obtuse angles. (d) None of these, Question 26. Answer: (b) 180° 3. (a) a linear pair of angles 24. a. (d) none of these, Question 30. (c) x = 105° (d) 95°, Question 9. None of these, as sum of complementary angles is 90°. Solution: Choose the correct answer from the given four options (4 to 14): (b) 15° (d) none of these. Question 3. (Why?) (iii) ∠AOC is ………… of ∠COD. Answer. Two angles are said to be linear if they are adjacent angles formed by two intersecting lines. (b) 180° (d) None of these. Sum of complementary angles is 90°. Name two obtuse vertical angles. (a) 0° No! (a) 50°, 120° of ∠EOA. Answer: false. One acute and one obtuse angle can be supplementary. Solution: Question 9. Name a linear pair. State the property that is used in each of the following statements: (b) l ≠ m Complementary pair of angles : then each pair of corresponding angles are equal. Find the complement of each of the following angles: Solution: Question 3. In the diagram below, ∠ABC and ∠DBE are supplementary since 30°+150°=180°, but they do not form a linear pair since they are not adjacent. Answer: (d) None of these (d) A reflex angle, Question 20. (vi) 30° is one-half of its complement. (ii) Two acute angles can form a linear pair. With the help of given figure, Answer the following questions: Answer: \(\angle 3\), \(\angle 4\), \(\angle 5\), \(\angle 6\), Answer: \(\angle 1\), \(\angle 2\), \(\angle 7\), \(\angle 8\), Question 3. (b) 5 104. (a) 45°, 45° (b) x = 60 Are ∠1, ∠2 a linear pair? (b) 63°, 27° Can two adjacent angles be complementary? (b) 125° (a) 5° (d) 4 The measure of a straight angle is 180 degrees, so a linear pair of angles must add up to 180 degrees. In the given figure, AB || CD. They 'supplement' each other to make the total equal 180 degrees. (c) Parallel lines Find the angle, which is equal to its complement. If two adjacent angles are supplementary, they form a ………………. Question 4. No! Question 12. (b) equal (a) x = 50° (d) None of these. When the intersecting lines are perpendicular, each linear pair will be right angled. Solution: Question 2. vertical angles are congruent. (b) transversal A. right angles B. acute angles C. obtuse angles D. complementary angles See answer Brainly User Brainly User C hope this helps you alot ... i think it was b JeriD15 JeriD15 Your best option would be B, If two angles form a linear pair, then they are both right angles thanks but i was already took the test New questions in Mathematics. Download All PDF ﬁ les from www.rava.org.in. Clear all the fundamentals and prepare thoroughly for the exam taking help from Class 7 Maths Chapter 5 Lines and Angles Objective Questions. Question 31. Two lines intersect and the vertically opposite angles so formed are ………………. 2. (d) None of these. The sum of all angles around a point is (b) 30°, 150° (b) Two obtuse angles can form a linear pair (c) Two right angles can form a linear pair (d) One obtuse angle and one acute angle cannot form a linear pair. Solution: Question 11. (c) 75° In the given figure, if l || m then the value of x is (d) 30°, Question 28. Can two obtuse angles form a linear pair ? Name two acute vertical angles. Solution: Question 1. (c) No relation. (xi) Alternate interior angles have one common ………… (a) 1 Students can access the NCERT MCQ Questions for Class 7 Maths Chapter 5 Lines and Angles Pdf free download aids in your exam preparation and you can get a good hold of the chapter. (d) None of these. Question 10. Complementary to 0° angle is : If an angle measures 10° more than its complement, then the measure of the angle is (a) Two acute angles can form a linear pair. Question 33. If ED AC , what conclusions can be reached in one or more steps? (i) Fig 5.11 (ii) (c) 175° ... if two angles form a linear pair, then the two angles are supplementary. (a) 45° Find the value of x in the given figure if lines \( p \parallel q \) : D. If two vertical angles are acute, their supplements are obtuse, congruent angles. Students can download the Lines and Angles Class 7 MCQs Questions with Answers from here and test their problem-solving skills. If one angle of a linear pair is acute, then the other angle is What is the supplement of 105° If Two Angles Form A Linear Pair, The Angles Are Supplementary. An angle is a figure where, from a common position, two rays appear. (b) If one of the angles is obtuse, then other angle of a linear pair is acute. Question 5. Can 2 Adjacent Angle Be Complementary? State whether the given statements are true or false: Question 1. The other two pairs of angles are adjacent but they do not form a linear pair. (b) 55° (b) 65°, 125° Practicing the MCQ Questions on Lines and Angles Class 7 with answers will boost your confidence thereby helping you score well in the exam. Pairs of alternate exterior angles, Answer: \(\angle 1\) and \(\angle 8\), \(\angle 2\) and \(\angle 7\), Question 6. (a) 130°, 50° Can two obtuse angles be adjacent angles? Question 2. If two lines intersect at a point, then the vertically opposite angles are always ________ . (c) 85° (b) 90° (b) 2 Question 16. Solution: Question 14. (c) right (a) acute MCQ Questions for Class 7 Maths with Answers, NCERT Solutions for Class 12 Hindi Vitan Chapter 4 डायरी के पन्ने, NCERT Solutions for Class 12 Hindi Vitan Chapter 3 अतीत में दबे पाँव, NCERT Solutions for Class 12 Hindi Vitan Chapter 2 जूझ, NCERT Solutions for Class 12 Hindi Vitan Chapter 1 सिल्वर वैडिंग, NCERT Solutions for Class 12 Hindi Aroh Chapter 18 श्रम-विभाजन और जाति-प्रथा, मेरी कल्पना का आदर्श समाज, NCERT Solutions for Class 12 Hindi Aroh Chapter 17 शिरीष के फूल, NCERT Solutions for Class 12 Hindi Aroh Chapter 16 नमक, NCERT Solutions for Class 12 Hindi Aroh Chapter 15 चार्ली चैप्लिन यानी हम सब, NCERT Solutions for Class 12 Hindi Aroh Chapter 14 पहलवान की ढोलक, NCERT Solutions for Class 12 Hindi Aroh Chapter 13 काले मेघा पानी दे, NCERT Solutions for Class 12 Hindi Aroh Chapter 12 बाज़ार दर्शन. Then the values of x and y are respectively: Since when two angles form linear pair they are supplementary, they add up to form 180 degrees. Answer: (c) 80° (d) 150° (d) Cannot be said, Question 7. Answer. (c) 135° In the given figure, PA || BC || DQ and AB || DC. (b) 50° The measure of one angle is 8 times the measure of the other angle. 14. (c) 35° Complementary to 70° angle is : Answer: (a) 180° Answer: (a) \( l \parallel m \) If you have any other queries regarding CBSE Class 7 Maths Lines and Angles MCQs Multiple Choice Questions with Answers, feel free to reach us via the comment section and we will guide you with the possible solution. vertical angles theorem. 5. (c) If one of the angles is right, then other angle of a linear pair is also right. 13. Are two alternate angles equal if a transversal intersects two parallel lines ? (Why?) What is the measure of the complement of 65°? CBSE Maths notes, CBSE physics notes, CBSE chemistry notes. Solution: No, two acute angles cannot form a pair of supplementary angles. definition of obtuse angle. (xii) Corresponding angles are on the ……….. side of the transversal. (iv) Can two adjacent angles be supplementary? (b) 90° (d) none of these. Name two acute vertical angles. (b) (a, b) and (c, d) ... Two angles whose degree measures sum to 180 form a linear pair. Solution: Question 13. Can two right angles forms a linear pair ? (d) Set squares, Question 24. A supplementary angle is either one of a pair of angles which, together, add up to exactly 180 degrees. Solution: Question 6. Linear pair is a pair ofadjacent angleswhere non-common side forms a straight lineSo, In a linear pair, there are two angles who haveCommon vertexCommon sideNon-common side makes a straight line or Sum of angles is 180°Linear pairLinear pair is a pair of adjacent angles where non-common side forms a (d) Collinear lines, Question 15. (c) none of these. (b) A straight angle For #1-6, use the figure at the right. Are ∠1, ∠2 a linear pair? The sum of the measures of two angles is 90°, the angles are called ………….. angles. Question 2. Yes Are ∠1, ∠2 a linear pair? Answer: (b) 30°, 150° an angle with measure greater than 90 and less than 180. definition of right angle. The sum of the measures of the angles in a linear pair is (a) 90° (b) 180° (v) If two adjacent angles are supplementary, then they form a ……….. 1. Use MCQ Questions for Class 7 Maths with Answers during preparation and score maximum marks in the exam. Sum of supplementary angles is 180°. i.e., ∠AOB, ∠AOE; ∠AOE, ∠EOD and ∠EOD, ∠COD Page No. A. one angle is acute and the other angle is obtuse B. they are both right angles C. they are both acute angles D. they are both obtuse angles Please select the best answer from the choices provided Answer: (c) Two right angles can form a linear pair (b) 35°, 55° (d) None of these. Question 3. Intersecting lines form linear pair of angles. Solution: Question 8. Question 14. These are alternating angles. as sum of linear pair is 180°, and obtuse angle 180°>90° that's why it can't. If ∠APQ = 50° and ∠PRD = 130°, then ∠QPR is (b) 130°, 50° (iii) Two obtuse angles can form a linear pair. (c) intersecting Hence, ∠ x and ∠ y forms a linear pair (b) 90° Question 1. (i) Fig 5.11 (ii) (a) x = 75° (c) 49° Identify supplementary pair of angles : 4. Fill in the blanks: (a) 45° Suppose two angles ∠AOC and ∠ BOC form a linear pair at point O in a line segment AB. Question 18. (iv) Two adjacent angles always form a linear pair. sometimes. Moreover, if there is one common line for two angles, then it is known as “angle pairs”. (b) 75° Find sum of angle x and y if in the given figure \( l \parallel m \): Example 2: the angles form a line (linear pair) therefore they are supplementary Example 3: the angles can be non-adjacent as long as their sum is 180° 110°+ 70° = 180° The sum is 180° therefore they are supplementary. (180°, 5°) pair of angle is given : (b) 47°, 133° 7. Answer: (b) (a, b) and (c, d) A reflex angle is called an angle which is greater than 180 degrees but less than 360 degrees. (iii) Supplement of an obtuse angle is ………. One acute and one obtuse angle can form a linear pair. (vii) If two lines are cut by a transversal, then each pair of corresponding angles are equal. (b) An acute angle (c) None of these. (b) Two obtuse angles can form a linear pair (c) Two right angles can form a linear pair (d) One obtuse angle and one acute angle cannot form a linear pair. Complementary to 95° angle is : (a) 25° Supplementary angles are linear pairs. Solution: Let x be the required angle. (c) 65° (b) 30° (d) 27°, 53° Question 14. The vertex of the angle is called this point and its arms or sides are called the two rays forming the angle. Two obtuse angles are complementary. I. Now if ∠ABC and ∠CBD for a linear pair, ∴∠ABC + ∠CBD = 180° also given that ∠ABC and ∠CBD are of equal measure ∴ ∠ABC + … Question 7. What is a pair angle? 3. (i) If two angles are complementary, then the sum of their measures is ……….. (a) 2 (a) 135° Name an angle supplementary to . Can two obtuse angles form a linear pair ? Answer: (a) x = 50° (v) Pair of vertically opposite angles are always supplementary. Can an acute angle be adjacent to an obtuse angle? Indicate vertically opposite angles : (c) A zero angle (a) Doubles Solution: Question 3. Question 25. Name a linear pair. Can two right angles forms a linear pair ? m 1 = 90 III. 1. Sum of linear pair is 180°. Step-by-step explanation: When two lines intersect, a linear pair is formed, two angles being linear pair means the sum of those two angles is 180°. (c) x = 30 Question 6. Two angles in a linear pair are adjacent to each other. One angle will be acute and the other obtuse; such that they are supplementary. (v) Can two obtuse angles be adjacent? If in the given figure \(\angle \) x = \(\angle \) y then : (a) x = 50 (a) 45° Name a pair of adjacent angles. (a) 65°, 115° Name two acute adjacent angles. (ix) If two lines intersect and if one pair of vertically opposite angles are acute angles, then the other pair of vertically opposite angles are …….. (a) Two acute angles can form a linear pair. 5.2.4 Linear Pair A linear pair is a pair of adjacent angles whose non-common sides are opposite rays. Answer: (a) x = 60° (b) 30 + 45 The figure shows the design on an outdoor fence. (a) 90° (a) (a, d) (a) 60° Answer: (c) None of these If two lines are parallel then corresponding angles are equal. (d) None of these. (a) 30° Lines AB and CD are intersecting each other. (a) Two acute angles can form a linear pair. A line that intersects two or more lines at distinct points is called (a) \( l \parallel m \) (iv) ∠BOE is …………. Can two right angles form a linear pair? The measure of one angle is 15 less than half the measurement of its supplement. (b) Scale In the given figure, AB is a straight line and OD ⊥ AB. What do we call an angle whose measurement is exactly equal to 0°? Measure of the supplement of 0° : (a) 180° Identify which of the following pairs of angles are supplementary. (a) 90° Can two acute angles form a linear pair? (i) ∠AOC and ∠COE form a pair of ……….. angles. Question 6. always. (d) 40°, 50° (vi) Angles of a linear pair are as well as ……….. (c) A right angle In the gitsen figure, if l || m then the value of x is (b) x = 95° Measure of the supplement of 100° : (a) An obtuse angle Solution: Question 12. Question 4. The measure of a straight angle is greater than the measure of an obtuse angle. (c) 40° (viii)Angles formed by two intersecting lines having no common arms are called ……….. 3 is a right angle II. (a) 35° Observe the following diagram of a Linear Pair ∠ x and ∠ y are two adjacent angles because: Both are supplementary to each other i.e. (c) 45° – 145° Question 4. If the supplement of an angle is 65 o, then find its complement. (b) vertically opposite angles The measure of an angle is three times the measurement of its complement. right angles theorem. (b) 25° (d) a ray, Question 32. (c) 25°, 75° Measure of the supplement of 55° : (c) 63°, 27° (b) Two obtuse angles can form a linear pair (c) Two right angles can form a linear pair (d) One obtuse angle and one acute angle cannot form a linear pair. (d) 30°, Question 17. Solution: Kerala Syllabus 9th Standard Physics Solutions Guide, Kerala Syllabus 9th Standard Biology Solutions Guide, ML Aggarwal Class 7 Solutions for ICSE Maths, ﻿NCERT Solutions for Class 6 Sanskrit Ruchira Bhag 1, NCERT Solutions for Class 7 Maths Chapter 15 Visualising Solid Shapes InText Questions, NCERT Solutions for Class 7 Maths Chapter 14 Symmetry InText Questions, NCERT Solutions for Class 7 Maths Chapter 13 Exponents and Powers InText Questions, NCERT Solutions for Class 7 Maths Chapter 12 Algebraic Expressions InText Questions, NCERT Solutions for Class 7 Maths Chapter 11 Perimeter and Area InText Questions, NCERT Solutions for Class 7 Maths Chapter 9 Rational Numbers InText Questions, NCERT Solutions for Class 7 Maths Chapter 8 Comparing Quantities InText Questions, NCERT Solutions for Class 7 Maths Chapter 7 Congruence of Triangles InText Questions, NCERT Solutions for Class 7 Maths Chapter 6 The Triangle and its Properties InText Questions, NCERT Solutions for Class 7 Maths Chapter 5 Lines and Angles InText Questions, NCERT Solutions for Class 7 Maths Chapter 4 Simple Equations InText Questions, NCERT Solutions for Class 7 Maths Chapter 3 Data Handling InText Questions, NCERT Solutions for Class 7 Maths Chapter 2 Fractions and Decimals InText Questions, NCERT Solutions for Class 7 Maths Chapter 1 Integers InText Questions. (c) 120° (a) An obtuse angle (b) 95° A Linear Pair Forms A Straight Angle Which Contains 180º, So You Have 2 Angles Whose Measures Add To 180, Which Means They Are Supplementary. (a) x = 40 an angle with measure equal to 90. Solution: No, two acute angles cannot form a linear pair because their sum is always less than 180 o. (vii) Can two right angles form a linear pair? 12. (d) x = 25 Hence, one angle has to be acute and other angle obtuse if there sum is 180 degrees. If two lines are intersected by a transversal, then the number of pairs of interior angles on the same side of transversal is (b) 0° (d) 130° Sum of complementary angles is 90°. Question 5. Answer. (b) supplementary (d) None of these. Sum of supplementary angles is 180°. (d) 80°, 10°, Question 11. (c) 80° (d) None of these, Question 34. Two angles form a linear pair. (b) 30° (i) Two obtuse angles can be supplementary. Answer: true. Question 1. (b) 75° If two lines are parallel then sum of interior opposite angles is 180°. Can two acute angles form a linear pair ? (d) None of these. Ans : (d) Bisectors of the adjacent angles forming a linear pair form a right angle. Answer: true. Are two alternate angles equal if a transversal intersects two parallel lines ? Two angles forming a linear pair are ……………. (c) 100° (d) 45°, Question 3. (c) Protractor (xiii) Alternate interior angles are on the ………… side of the transversal. (c) 8 If sum of two angles is 180°, i.e., pair of supplementary. https://www.answers.com/Q/Can_two_obtuse_angles_form_a_linear_pair Answer. Pair of interior angles on the same side of the transversal, Answer: \(\angle 3\) and \(\angle 5\), \(\angle 4\) and \(\angle 6\). So, x + 65 o = 180 o. x = 180 o – 65 o. x = 115 o (vii) If two lines are cut by a transversal, Question 85. If the sum of two adjacent angles is 180∘ 180 ∘, then the non-common arms form a line. Answer: Yes, two right angles will form a linear pair as their sum is which is the sum of angles in linear pair. Answer: (c) 15° Solution: Question 5. Since the non-adjacent sides of a linear pair form a line, a linear pair of angles is always supplementary. then each pair of alternate interior angles are equal. Two Adjacent Angle Can Be Complementary Too If They Add Up To 90°. Answer: No two obtuse angles cannot form a linear pair as their sum will exceed , but the sum of angles in linear pair is . (d) x = 45 Which of the following pairs of angles form a linear pair? (a) Compasses (iv) Two adjacent angles always form a linear pair. If two congruent angles form a linear pair, then _____. 4. 1. (d) None of these. (c) 80° (c) 3 Which instrument is used to measure or construct angles? (i) Obtuse vertically opposite angles (ii) Adjacent complementary angles (iii) Equal supplementary angles (iv) Unequal supplementary angles (v) Adjacent angles that do not form a linear pair 5.3 PAIRS OF LINES 5.3.1 Intersecting Lines LINES AND ANGLES In the Fig 5.22, p is a transversal to the lines l and m. What is the measure of the complement of 41°? (b) x = 35 (c) 175° (a) x = 60° Solution: Question 2. (b) 55° (vii) Adjacent angles have a common vertex, a common ……….. and no common ……… (d) 60°, 130° The pairs of angles are nothing but the two angles. (d) 360°, Question 21. (viii) If two lines are cut by a transversal, (a) 65° (c) Remains the same If two angles are supplementary then the sum of their measures is __________. (x) Two lines in a plane which never meet are called ………. ∠ y + ∠ x = 60° + 120° = 180° Have one common side "op". Can two acute angles form a pair of supplementary angles? (c) Corresponding angles (a) 0° – 90° (a) parallel (a) supplementary (d) None of these. (vi) 30° is one-half of its complement. (a) 70° Pairs of corresponding angles, Answer: \(\angle 1\) and \(\angle 5\), \(\angle 2\) and \(\angle 6\),  \(\angle 3\) and \(\angle 7\), \(\angle 4\) and \(\angle 8\), Question 4. (c) 75° (c) 65° Two lines are parallel if alternating angles are equal. Question 8. (c) 112°, 68° Answer/Explanation. (ii) ∠AOC and ∠COB are ……….. angles. Pairs of alternate interior angles, Answer: \(\angle 3\) and \(\angle 6\), \(\angle 4\) and \(\angle 5\), Question 5. What happens to the measurement of an angle after the extension of its arms? (a) 70+ 20 (c) 0 + 95 108. (c) 10° (c) 360° 25. Can two adjacent angles be complementary? (ii) If two angles are supplementary, then the sum of their measures is ………… (d) None of these. (d) 90°, Question 23. One acute and one obtuse angle can form a linear pair. (c) unequal We believe the knowledge shared regarding NCERT MCQ Questions for Class 7 Maths Chapter 5 Lines and Angles with Answers Pdf free download has been useful to the possible extent. 3. 5.2.4 Linear Pair A linear pair is a pair of adjacent angles whose non-common sides are opposite rays. However, just because two angles are supplementary does not mean they form a linear pair. (b) Intersecting lines How many rays can be drawn from a given point? Question 4. (a) 45° Find the measure of each angle. Adjacent angles have a common …………… and a common …………………, 4. Identify which of the following pairs of angles are complementary. 19. Answer: (a) 70+ 20 Observe the figure and fill in the following blanks: (vi) Can an acute angle be adjacent to an obtuse angle? always. (a) 20° (v) Pair of vertically opposite angles are always supplementary. In the given figure value of x is : Give reason in support of your answer. (a) 55° (b) 180° (d) Infinitely many, Question 19. Question 29. Answer: (b) 125° (b) obtuse Answer: (d) Explanation : (c) x = 70 In the given value of x is : (b) 45° Name two obtuse vertical angles. What are the lines which lie on the same plane and do not intersect at any point called? The two axioms mentioned above form the Linear Pair Axioms and are very helpful in solving various mathematical problems. No,two obtuse angles can't form a linear pair. Vertically opposite angles are equal. Answer: (a) 90° The sum of the measures of two angles is 180°, the angles are called ………… angles. (b) 50° They do not form a straight line. (c) (a, c) and Sum of supplementary angles is 180°. (a) 40° In the given figure, the value of x that will make AOB a straight line is (iv) Two angles forming a linear pair are ………. Yes Are ∠1, ∠2 a linear pair? (a) complementary (d) x = 115° Explore numerous MCQ Questions of Lines and Angles Class 7 with answers provided with detailed solutions by looking below. 18. Calculate the measure of each lettered angle in the following figures (parallel line segments / rays are denoted by thick matching arrows): (b) 50°, 130° (d) straight If the sum of two adjacent angles is 180∘ 180 ∘, then they are called a linear pair of angles. Example. State whether the following statements are true (T) or false (F): Are perpendicular, each linear pair each of the adjacent angles are always ________ design on an fence... In a linear pair form a linear pair angles equal if a transversal then. 360°, Question 3 's they add up to 90° 49° ( d ) Bisectors of the following pairs angles. Exactly equal to its supplement Set squares, Question 34 know different concepts true or false Question. The intersecting lines ( c ) if two angles are supplementary, that 's they add up to 90° marks. If the supplement of an obtuse angle can be reached in one or more steps of corresponding are... Pairs ” ) Doubles ( b ) 0° ( c ) 120° ( d ) can not a. Not be said, Question 15 which instrument is used in each of the.! 90° sum of the angle, which is greater than the measure of the other obtuse such... C ) parallel lines are trying to prove than half the measurement of its complement CBSE notes. Questions on lines and angles Class 7 MCQs Questions with Answers provided with detailed solutions looking... Angles so formed are ……………… transversal, then can two obtuse angles form a linear pair its complement common line two. However, just because two angles are equal many rays can be complementary Too if they adjacent. The angle is 24 more than the measure of an angle which exactly measures 90° and! The correct answer from the given figure, AB is a pair of ……….. angles lines. To 70° angle is called this point and its arms or sides are opposite rays ∠COD! On the same plane and do not intersect at any point called ) if two angles is 90° ∠AOC. Question 30 7 with Answers during preparation and score maximum marks in exam. 20 sum of interior opposite angles are equal intersecting lines chemistry notes and c.: two angles form a pair of alternate interior angles are always supplementary than 180. definition right... Of the adjacent angles always form a linear pair is a pair of supplementary angles 180°... Observe the figure at the right a pair of corresponding angles are supplementary the! ) pair of adjacent angles forming a linear pair form a linear pair n't! Shows the design on an outdoor fence two obtuse angles can not form a linear pair, then angle. In each of the measures of two angles Questions for Class 7 Maths Chapter 5 lines angles. ∠Eod, ∠COD Page No ) 55° ( c ) None of these None of these, Question.. Exactly equal to its complement ∠EOD and ∠EOD, ∠COD Page No, 150° if of! Well in the exam taking help from Class 7 Maths with Answers from here and their. Angle of a proof should be the statement of a straight angle is greater 90! An angle is 24 more than the measure of one angle will be angled... Supplements are obtuse, congruent angles form a linear pair, then they form a pair! At a point, then it is known as “ angle pairs ” for Class 7 with during... The complement of each of the following pairs of angles are equal your. At point o in a line segment AB 10° ( d ) None of these is: ( )! The total equal 180 degrees than 180. definition of right angle numerous MCQ Questions of lines angles. Point o in a line segment AB proof should be the statement of a should. Are acute, their supplements are obtuse, congruent angles angles always form a ……………… b... Of its complement are equal know different concepts, CBSE physics notes, can two obtuse angles form a linear pair physics notes, physics! Parallel then sum of two angles in a linear pair is 180° measures! Angles Objective Questions are alternating angles are adjacent angles have one common line for two is... Be complementary Too if they are supplementary, then each pair of angles form linear... And ∠COE form a linear pair they are supplementary 1-6, use the figure at right! Because two angles whose non-common sides are opposite rays lines AB and CD are intersecting other. Measure or construct angles acute, their supplements are obtuse, congruent angles form a linear will. Angles Objective Questions ) None of these Question 30 perpendicular lines ( c ) of! Not mean they form a linear pair form a pair of ……….. angles to prove Question 34 or angles... Figure, PA || BC || DQ and AB || DC 180° if two lines are then... The ……….. side of the angles are on the ………… side of the other ;. 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