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9. The cylinder has bases Il choose the correct answer d) 360° 10. The measure of a right angle is a) 60°

9.

The cylinder has

bases

Il choose the correct answer

d) 360°

10. The measure of a right angle is

a) 60°

b) 90°

c) 30°

d) 180°

11. An angle is if its measure is smaller than that of a right angle.

a) obtuse

b) right

c) straight

d) acute

12. A angle is larger than a straight angle.

a) reflex

b) right

c) straight

d) complete

13. How many degrees are there in half revolution?

a) 180°

b) 90°

c) 270°

14. How many right angles make 360°?

a) 4

b) 3

c)2

d) 1

15. How many right angles make 180°?

a) 4

b) 3

c)2

d) 1

16. Which of the following is model for perpendicular lines?

a) the parallel edges of a table top

b) the lines of a railway track

c) the line segments forming the letter L

d) the letter V

17. What is the angle name for one fourth revolution?

a) straight b) right

c) complete

d) none of these

18. Find the number of right angles turned through by the hour hand of a clock when it goes

from 3 to 6

a) 3

b) 2

c)1

d) 0

## Answers ( )

Answer:bdcdac hi and bye sir thank you

Answer:10. 90 degree

11. acute

12. reflex

13. 180 degree

14. 4

15. 2

17. right

18. 1