MCQ Questions | Class 7 Maths Chapter 5 | Lines and Angles with Answers

MCQ | Lines and Angles Class 7

Check the below NCERT MCQ Questions for Class 7 Maths Chapter 5 Lines and Angles with Answers Pdf free download. MCQ Questions for Class 7 Maths with Answers were prepared based on the latest exam pattern. We have Provided Lines and Angles Class 7 Maths MCQs Questions with Answers to help students understand the concept very well.

Objective Question | NCERT Maths Class 7

NCERT Solutions Class 7 Maths
Book:	National Council of Educational Research and Training (NCERT)
Board:	Central Board of Secondary Education (CBSE)
Class:	7th
Subject:	Maths
Chapter:	5 Part-2
Chapters Name:	Lines and Angles
Medium:	English

Ncert Solutions for Class 7 Maths | Objective Type Questions

You can refer to NCERT Solutions for Class 7 Maths Chapter 5 Lines and Angles to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Lines and Angles | Class 7 Maths | NCERT Solutions

Q1.	Ncert Class 7 Maths Mcq Questions Which of the following statements is true?
	A. Two acute angles can form a linear pair.
	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

Ans: Two right angles can form a linear pair

Q2.	CBSE Class 7 Maths Chapter 5 Mcq The sum of the measures of the angles in a linear pair is
	A. 90°
	B. 180°
	C. 360°
	D. none of these

Ans: 180°
Hint:
Definition of a linear pair of angles.

Q3.	CBSE Class 7 Maths Chapter 5 Mcq Questions Which of the following statements is false?
	A. Two vertically opposite angles can be acute
	B. Two vertically opposite angles can be obtuse
	C. Two vertically opposite angles can be right angles
	D. Two vertically opposite angles may be unequal

Ans: Two vertically opposite angles may be unequal

Q4.	CBSE Class 7 Maths Lines and Angles Mcq Which of the following statements is false?
	A. When a transversal cuts two parallel lines, each pair of corresponding angles are equal.
	B. When a transversal cuts two parallel lines, each pair of alternate interior angles are equal.
	C. When a transversal cuts two parallel lines, each pair of interior angles on the same side of the transversal are supplementary.
	D. A transversal cuts two parallel lines in three points

Ans: A transversal cuts two parallel lines in three points

Q5.	CBSE Class 7 Maths Mcq Questions In the following figure, ∠ AOB and ∠ BOC are
	A. complementary angles
	B. supplementary angles
	C. adjacent angles
	D. none of these

Ans: none of these

Q6.	CBSE Class 7 Maths Lines and Angles Mcq Questions In the following figure, reflex ∠ AOB is equal to
	A. 60°
	B. 120°
	C. 300°
	D. 360°

Ans: 300°
Hint:
∠AOB = 360° – 60° = 300°.

Q7.	Class 7 Maths Mcq Chapter 5 Which of the following statements is false?
	A. When a transversal cuts two lines, such that pairs of corresponding angles are equal, then the lines have to be parallel.
	B. When a transversal cuts two lines such that pairs of alternate interior angles are equal, then the lines have to be parallel.
	C. When a transversal cuts two lines such that pairs of interior angles on the same side of the transversal are supplementary, then the lines have to be parallel.
	D. When a transversal cuts two lines such that pairs of interior angles on the same side of the transversal are complementary, then the lines have to be parallel

Ans: When a transversal cuts two lines such that pairs of interior angles on the same side of the transversal are complementary, then the lines have to be parallel

Q8.	Class 7 Maths Mcq online test In the following figure, two straight lines AB and CD are intersecting each other at the point 0 and the angles thus formed at 0 are marked, then the value of ∠x – ∠y is
	A. 56°
	B. 118°
	C. 62°
	D. 180°

Ans: 56°
Hint:
∠x – ∠y = (180° – 62°) – 62° = 118° – 62° = 56°.

Q9.	Class 7 Maths Mcq with answers In the following figure, tell which pair of angles are not corresponding angles?
	A. ∠1, ∠5
	B. ∠2, ∠6
	C. ∠3, ∠7
	D. ∠3, ∠5

Ans: ∠3, ∠5
Hint:
∠3, ∠5 are alternate interior angles.

Q10.	Learn Cbse Class 7 Maths Mcq See the figure of Q. 32 above. Which pair of angles are alternate interior angles?
	A. ∠1, ∠5
	B. ∠2, ∠6
	C. ∠3, ∠7
	D. ∠3, ∠5

Ans: ∠3, ∠5
Hint:
Definition of alternate interior angles.

Q11.	Mcq Class 7 Maths Chapter 5 In the following figure, a transversal cuts two parallel lines l and m at points G and H respectively and the angles thus formed are marked. If ∠1 is an acute angle, then, which of the following statements is false?
	A. ∠1 + ∠2 = 180°
	B. ∠2 + ∠5 = 180°
	C. ∠3 + ∠8 = 180°
	D. ∠2 + ∠6 = 180°.

Ans: ∠2 + ∠6 = 180°
Hint:
∠2 = ∠6, corresponding angles.

Q12.	Mcq for Class 7 Maths Chapter 5 In the following figure, a transversal c intersects two parallel lines a and b at A and B respectively and the angles formed at A and B are marked. Tell which of the following pairs of angles need not be equal?
	A. ∠1, ∠2
	B. ∠1, ∠3
	C. ∠1, ∠5
	D. ∠2, ∠8

Ans: ∠1, ∠2
Hint:
∠1, ∠2 simply make a linear pair.

Q13.	Mcq Questions for Class 7 Maths with answers pdf Chapter 5 Find the measure of the angle which is double of its complementary angle?
	A. 60°
	B. 30°
	C. 45°
	D. 120°

Ans: 60°
Hint:
x° = 2(90° – x°) ⇒ x° = 60°.

Q14.	Mcq Questions for Class 7 Maths with answers pdf download Find the measure of the angle which is half of its supplementary angle?
	A. 60°
	B. 120°
	C. 90°
	D. 45°

Ans: 60°
Hint:
x° = \(\frac { 1 }{ 2 } \)(180° – x°) ⇒ x° = 60°.

Q15.	Ncert Class 7 Maths Mcq Chapter 5 In the following figure, if ∠1 + ∠3 = 120°, then ∠2 + ∠4 is equal to
	A. 60°
	B. 120°
	C. 240°
	D. 80°

Ans: 240°
Hint:
∠2 + ∠4 = 360°- (∠1 + ∠3) = 360°- 120° = 240°

Q16.	Ncert Class 7 Maths Mcq Questions In the following figure, if ∠1 + ∠2 = 100°, then the measure of ∠4 is equal to
	A. 50°
	B. 100°
	C. 80°
	D. 130°

Ans: 130°
Hint:
∠1 = ∠2; ∠1 + ∠2 = 100°
∴ ∠1 = 50°
∴ ∠4 = 180° – 50° = 130°.

Q17.	CBSE Class 7 Maths Chapter 5 Mcq In the following figure, ∠1 + ∠2 + ∠3 = 230°, then the measure of ∠4 is equal to
	A. 130°
	B. 80°
	C. 65°
	D. 90°

Ans: 130°
Hint:
∠ 4 = 360° – 230° = 130°.

Q18.	CBSE Class 7 Maths Chapter 5 Mcq Questions In the following figure EF \|\| GH. Then, the measure of ∠x is equal to
	A. 30°
	B. 45°
	C. 60°
	D. 40°

Ans: 30°
Hint:
(x + 30°) + 120° = 180° ⇒ x = 30°.

Q19.	CBSE Class 7 Maths Lines and Angles Mcq In the following figure, l \|\| m. Find the measure of ∠ x.
	A. 60°
	B. 45°
	C. 30°
	D. none of these

Ans: 60°
Hint:
x + x + 60° = 180° ⇒ x = 60°.

Q20.	CBSE Class 7 Maths Mcq Questions In the following figure, AB \|\| DG and BC \|\| EF. Also, ∠ABC = 60°. Then, the measure of ∠DEF is
	A. 30°
	B. 60°
	C. 45°
	D. 120°