Quadrilaterals Class 9 MCQs Questions with Answers

1. Three angles of a quadrilateral are 75º, 90º and 75º. The fourth angle is

2. The quadrilateral whose all its sides are equal and angles are equal to 90 degrees, it is called

3. The diagonals of a parallelogram:

4. Which of the following is not true for a parallelogram?

5. Which of the following is not a quadrilateral?

6. If angles A, B, C and D of the quadrilateral ABCD, taken in order, are in the ratio 3:7:6:4, then ABCD is a

7. A diagonal of a rectangle is inclined to one side of the rectangle at 25°. The acute angle between the diagonals is

8. Each angle of the rectangle is:

9. A trapezium has:

10. The sum of all the angles of a quadrilateral is equal to:

11. The angles of a quadrilateral are in the ratio 4: 5: 10: 11. The angles are:

12. If ABCD is a trapezium in which AB || CD and AD = BC, then:

13. If APB and CQD are two parallel lines, then the bisectors of the angles APQ, BPQ, CQP and PQD form

14. The quadrilateral formed by joining the mid-points of the sides of a quadrilateral PQRS, taken in order, is a rhombus, if

15. ABCD is a rhombus such that ∠ACB = 40º. Then ∠ADB is

16. In a parallelogram, opposite angles are:

17. A diagonal of a rectangle is inclined to one side of the rectangle at 25º. The acute angle between the diagonals is

18. A rhombus can be a:

19. A diagonal of a parallelogram divides it into two congruent

20. The figure obtained by joining the mid-points of the sides of a rhombus, taken in order, is