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1. A polygon formed with four sides equal is a

2. A quadrilateral having each angle equal to 90o is called

3. A quadrilateral is formed by............line segments.

4. A quadrilateral shaped photo frame has all sides equal. Which of the following is not a possible shape for the photo frame ?

5. A................is a rhombus.

6. ABCD is a rhombus such that Angle ACB = 40o, then Angle ADB is

7. All rectangles, squares and rhombus are..............but a trapezium is not.

8. All the sides of the rhombus are

9. Diagonal of a parallelogram divides the parallelogram into triangles.

10. Diagonals of a parallelogram....................each other at a point

11. For which polygon does the sum of the measures of the interior angles equal the sum of the measures of the exterior angles?

12. Given three distinct quadrilaterals, a square, a rectangle, and a rhombus, which quadrilaterals must have perpendicular diagonals?

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

14. 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

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

16. If the diagonals of a quadrilateral are perpendicular and opposite sides are NOT parallel then what would be the best and most restrictive description of that quadrilateral?

17. In a parallelogram ABCD, E and F are the mid-points of sides AB and CD respectively. AF and CE meet the diagonal BD of length 12cm at P and Q, then length of PQ is

18. In a parallelogram opposite angles are

19. In a parallelogram opposite sides are

20. Opposite angles are not equal in a

21. Sometimes a................can be a square.

22. The diagonals are perpendicular in a

23. The diagonals of a quadrilateral are congruent but do not bisect each other. This quadrilateral is

24. The diagonals of a rhombus are

25. The diagonals of a trapezium are

26. The diagonals of a trapezium are not perpendicular.

27. The figure formed by joining the mid-points of the sides of a quadrilateral ABCD, taken in order, is a square only, if

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

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

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

31. Three angles of a quadrilateral are 75o, 90o and 75o, then the fourth angle is

32. Trapezium, rhombus and parallelograms are

33. What is true about the diagonals in an isosceles trapezoid?

34. What statement would be suffi cient to prove that a quadrilateral is a rhombus?

35. When a quadrilateral is reflected over the line y = x, which geometric relationship is not preserved?

36. Which compound statement is true?

37. Which description does NOT guarantee that a quadrilateral is a square?

38. Which of the following conditions or set of conditions is suffi cient for a parallelogram to be a square?

39. Which of the following conditions or set of conditions must be met for a parallelogram to be a rectangle?

40. Which of the following is not a parallelogram?

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

42. Which of the following statements is NOT true when describing the diagonals of a rectangle?

43. Which of the quadrilateral is not a parallelogram ?

44. Which quadrilateral has diagonals that always bisect its angles and also bisect each other?

45. Which quadrilateral has only one pair of opposite sides parallel ?

46. Which statement is true?