Quadrilaterals Class 9 MCQs Questions with Answers

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

2. 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

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

4. A rhombus can be a:

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

6. A trapezium has:

7. The diagonals of a parallelogram:

8. Which of the following is not a quadrilateral?

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

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

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

12. Each angle of the rectangle is:

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

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

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

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

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

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

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

20. In a parallelogram, opposite angles are: