# Class 9 Math Chapter 6 Lines And Angles MCQ Questions with Answer

Lines And Angles Class 9 MCQ is one of the best strategies to prepare for the CBSE Class 9 Board exam. If you want to complete a grasp concept or work on one’s score, there is no method except constant practice. Students can improve their speed and accuracy by doing more Lines And Angles class 9 MCQ which will help them all through their board test.

## Lines And Angles Class 9 MCQ Questions with Answer

Class 9 Math MCQ with answers are given here to Chapter 6 Lines And Angles. These MCQs are based on the latest CBSE board syllabus and relate to the latest Class 9 Math syllabus. By Solving these Class 9 MCQs, you will be able to analyze all of the concepts quickly in the Chapter and get ready for the Class 9 Annual exam.

Learn Lines And Angles Class 9 MCQ with answers pdf free download according to the latest CBSE and NCERT syllabus. Students should prepare for the examination by solving CBSE Class 9 Lines And Angles MCQ with answers given below.

Question 1. In figure the value of x is

(a) 120°
(b) 130°
(c) 110°
(d) 100°

B

Question 2. An exterior angle of a triangle is 80° and the interior opposite angles are in the ratio 1 : 3, measure of interior opposite angles are
(a) 30°, 90°
(b) 40°, 120°
(c) 20°, 60°
(d) 30°, 60°

C

Question 3. In ΔABC, the bisectors of ∠ABC and ∠BCA intersect each other at O. The measure of ∠BOC is
(a) 90° + ∠A
(b) 90° + ∠A2
(c) 180 – ∠A
(d) 90° – ∠A2

B

Question 4. In ΔABC, ∠A = 50° and the external bisectors of ∠B and ∠C meet at O as shown in figure. The measure of ∠BOC is

(a) 40°
(b) 65°
(c) 115°
(d) 140°

B

Question 5. The angle of a triangle are in the ratio 5 : 3 : 7, the triangle is
(а) an acute-angled triangle
(b) an obtuse angled triangle
(c) an right angled triangle
(d) an isosceles triangle.

A

Question 6. In figure l1 || l2, the value of x is

(a) 80°
(b) 100°
(c) 110°
(d) 70°

A

Question 7. In figure if ∠A + ∠B + ∠C + ∠D + ∠E + ∠F = k right angles, then find value of k.

(а) 2
(b) 3
(c) 4
(d) 5

C

Question 8. In the given figure, the measure of ∠ABC is

(a) 80°
(b) 20°
(c) 100°
(d) 60°

A

Question 9. An exterior angle of a triangle is 105° and its two interior opposite angles are equal. Each of these equal angles is
(a) 37 1°2
(b) 52 1°2
(c) 72 1°2
(d) 75°

B

Whoever needs to take the CBSE Class 9 Board Exam should look at this MCQ. To the Students who will show up in CBSE Class 9 Math Board Exams, It is suggested to practice more and more questions. Aside from the sample paper you more likely had solved. These Lines And Angles Class 9 MCQ are ready by the subject specialists themselves.

Question 10. In Figure measure of ∠ABC is

(a) 60°
(b) 70°
(c) 80°
(d) 50°

A

Question 11. If one angle of triangle is equal to the sum of the other two, then the triangle is
(a) an isosceles triangle
(b) an obtuse-angled triangle
(c) an equilateral triangle
(d) a right triangle

D

Question 12. One of the angles of a triangle is 75°. If the difference of other two is 35°, then the largest angle of other two angles has a measure
(a) 80°
(b) 75°
(c) 70°
(d) 135°

C

Question 13. In the figure, PS ⊥ l, RQ ⊥ l, the degree measure of y is

(a) 55°
(b) 90°
(c) 80°
(d) 135°

C

Question 14. In Figure AB || CD, the value of x is

(a) 35°
(b) 40°
(c) 60°
(d) 75°

D

Question 15. In figure, find the value of y.

(a) 28°
(b) 40°
(c) 140°
(d) 56°

A

Question 16. In the given figure, if AOB is a straight line, then ∠BOC is

(a) 80°
(b) 70°
(c) 60°
(d) 20°

A

Question 17. Each angle of an equilateral triangle is
(a) 50°
(b) 90°
(c) 54°
(d) 60°

D

Question 18. Given lines l1 || l2 and l2 || l3 in figure. The value of x is

(a) 40°
(b) 140°
(c) 50°
(d) 80°

B

You can easily get good marks If you study with the help of Class 9 Lines And Angles MCQ. We trust that information provided is useful for you. NCERT MCQ Questions for Class 9 Lines And Angles PDF Free Download would without a doubt create positive results.

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