Geometry Worksheet-17

Geometry Worksheet-17

1. Which of the following statement(s) is/are true?

(a) In a trapezium the diagonals bi­sect each other

(b) In a rectangle diagonals inter­sect at right angles

(c) The diagonals of a rhombus are equal

(d) None of these

2. A quadrilateral in which both pairs of opposite sides are parallel is a

(a) square                   (b) rhombus     (c) rectangle     (d) parallelogram

3. A parallelogram which has equal di­agonals is a .......

(a) square                   (b) rhombus     (c) rectangle     (d) none

4. A quadrilateral in which diagonals are equal and bisect each other per­pendicularly is a ............

(a) square

(b) rhombus which is not a square

(c) rectangle which is not a square

(d) none

5. A quadrilateral is a rhombus but not a square if

(a) its diagonals do not bisect each other

(b) its diagonals are not perpendicular

(c) opposite angles are not equal      

(d) the length of diagonals are not equal

6. A quadrilateral is a rectangle but not a square when

(a) its diagonals do not bisect each other

(b) its diagonals are not perpendicular

(c) all angles are not equal

(d) its diagonals are not equal

7. In a square ABCD, its diagonals bi­sect at O. Then the triangle AOB is

(a) an equilateral &le

(b) an isosceles but not right angled Dle

(c) a right angled but not an iso­sceles Dle

(d) an isosceles right angled triangle

8. A quadrilateral/in which both pairs of opposite sides are equal is a .........

(a) parallelogram                         (b) square

(c) rhombus                                  (d) rectangle

9. Which of the following properties are not true for a parallelogram?

(a) Its diagonals are equal

(b) Its diagonals are perpendicular to each other

(c) The diagonals divide the figure into four congruent &les

(d) All of these

10. What shape are the faces of a cube?

(a) circle            (b) triangle        (c) square          (d) pentagon

11. How many edges does the following figure have?

(a) 12                  (b) 8                    (c) 6                    (d) 4

12. Which of the following figure has six faces?

(a)                               (b)

(c)                                       (d)

13. How many triangles can be seen in this drawing?

(a) 3                    (b) 5                    (c) 6                    (d) 7

14. A solid object when seen from one side, looks like this.

The same solid, when viewed from top, looks like this.

Which of these shapes could it be?

(a)                             (b)

(c)                                     (d)

15. Which of the following ribbons is the longest?

(a)                         (b)

(c)          (d)

Answer Key:

(1)-(d); (2)-(d); (3)-(c); (4)-(a); (5)-(d); (6)-(b); (7)-(d); (8)-(a); (9)-(d); (10)-(c); (11)-(b); (12)-(b); (13)-(b); (14)-(c); (15)-(c)