Constructions Class 9 MCQs Questions with Answers

1. The internal and external bisectors of an angle forms

2. The side length of 5 cm, 3 cm, and 5 cm can be the sides of 

3. Which of the following angles can be constructed using ruler and compasses?

4. If a, b and c are the lengths of three sides of a triangle, then:

5. The construction of a triangle ABC, given that BC = 6 cm, ∠B = 45° is not possible when the difference of AB and AC is equal to:

6. The side lengths 4cm, 4cm and 4cm can be sides of:

7. The point of occurrence of three angle bisectors of a triangle is called 

8. If we want to construct a triangle, given its perimeter, then we need to know:

9. Which of the following sets of angles can be the angles of a triangle?

10. Which of the following set of lengths can be the sides of a triangle?

11. With the help of a ruler and compasses, which of the following is not possible to construct?

12. With the help of a ruler and a compass it is not possible to construct an angle of 

13. Which of these angles we cannot construct it using a ruler and compasses

14. The side length of 2 cm, 3 cm, and 4 cm can be the sides of

15. A triangle ABC with AB = 4 cm and ∠A= 60° and ∠B= 40° is constructed. Then what is the measurement of ∠C?

16. To construct an angle of 60 degrees, we need to draw first:

17. The bisector of an angle lies in its

18. Which of these angles cannot be constructed using ruler and compasses?

19. The construction of a triangle ABC in which AB = 4 cm, ∠A = 60° is not possible when the difference of BC and AC is equal to

20. To construct a bisector of a given angle, we need: