Geometry Worksheet-13

Geometry Worksheet-13

1. When two line segments meet at a point forming right angle they are said to be ........ to each other.

(a) parallel                                     (b) perpendicular

(c) equal                                         (d) none

2. is perpendicular to is symbolically written as

(a)         (b)         (c)         (d)

3. . Then ∠CDB =

(a) 180°              (b) 45°                (c) 90°                (d) 120°

4. The lines which lie on the same plane and do not intersect at any point are called

(a) perpendicular                         (b) intersecting

(c) parallel                                     (d) none

5. A line AB is parallel to the line CD. This is symbolically written as

(a)       (b)       (c)       (d)

6. When two lines are parallel the distance between them is

(a) always equal                           (b) not equal

(c) increases                                  (d) none

7. Number of pairs of parallel lines in the given figure is

(a) 2                    (b) 1                    (c) 4                    (d) 3

8. Number of pairs of parallel lines in the given figure is

(a) 1                     (b) 2                    (c) 3                    (d) 4

9. Number of right angles formed in the given figure is

(a) 5                    (b) 3                    (c) 2                    (d) 4

10. Straight angle is ...........

(a) 90°                (b) 180°              (c) 60°                (d) 45°

11. The complementary angle of 30° is

(a) 60°                (b) 90°                (c) 150°              (d) None

12. Supplementary angle of 100° is:

(a) 180°              (b) 90°                (c) 80°                (d) 60°

13. If two straight lines intersect, the measures of the vertically opposite angles are _______.

(a) equal                                         (b) not equal

(c) cannot be determined           (d) none of these

14. Which of the following has a definite length?

(a) Ray                                            (b) Straight line

(c) Line segment                           (d) None

15. Each angle of a square is of measure

(a) 30°                (b) 45°                (c) 60°                (d) 90°

16. Which of the following statement is false?

(a) Using protractor, angle of any measure between 0° and 180° can be drawn

(b) A line has two end points

(c) An angle whose measure is greater than 90° is an obtuse angle

(d) Two coinciding rays with a common end point form an angle of measure 0°

17. The angle between two perpendi­cular lines is

(a) 30°                (b) 60°               (c) 90°                (d) 180°

18. If two lines are perpendicular to the third line then those two lines are

(a) parallel                                     (b) perpendicular

(c) cannot be determined           (d) none of these

19. Choose the pair of complementary angles.

(a) 30°, 150°     (b) 76°, 14°        (c) 65°, 65°        (d) 120°, 30°

20. Number of interior angles formed in the triangle are

(a) 1                     (b) 2                    (c) 3                    (d) 4

Answer Key:

(1)-(b); (2)-(a); (3)-(c); (4)-(c); (5)-(d); (6)-(a); (7)-(a); (8)-(a); (9)-(d); (10)-(b); (11)-(a); (12)-(c); (13)-(a); (14)-(c); (15)-(d); (16)-(b); (17)-(c); (18)-(a); (19)-(b); (20)-(c)