# Class 5 Mathematics | Shapes And Angles Practice Problems

**CLASS 5 Mathematics – Practice problems | SHAPES AND ANGLES**

You can find text book solutions of this chapter here:

Fill in the blanks:

1. 1/3 of a right angle is —————

2. The number of right angles in a square is ————–

3. The clock time at which the hands of a clock forms an acute angle is ———-

4. Two times of a right angle is ————–

5. ——— is used to measure an angle.

Answer the following:

6. Draw a clock showing the time 3’O clock and write the angle indicated on the clock face.

7. Write four English alphabets where you can see a right angle.

8. Write Sanu’s name by straight lines. Mark all the angles as acute, obtuse or right angle.

9. Draw an acute angle and name it.

10. Draw the positions of the hands of a clock at the given time and write the name of the angle thus formed

Time: 2’O Clock

11. Classify the following angles as acute, obtuse, right and straight angle

a) 125

b) 30

c) 90

d) 180

e) 2 x 90

f) 175

g) 85

12. Write the number of acute and obtuse angles in the letter A.

13. Write two clock time at which the hand of a clock forms a right angle.

14. Can you draw the hands of the clock when they make an angle which is made by the hands at these times?

a) 4’O Clock

b) 2’O Clock

15. Draw an angle of 45 degree using protractor.

### Solutions

1. 30

2.4

3. 2’O Clock

4. 180 degree or straight angle.

5. Protractor

The number of right angles in S is 4.

The number of acute angle in S is 3 and obtuse angle is 2.

The number of acute angle in N is 2.

The number of right angles in U is 2.

Total number of right angles = 6

Total number of acute angles = 5.

Total number of obtuse angle =2

11. a) 125 – Obtuse angle

b) 30 – Acute angle

c) 90 – Right angle

d) 180 – Straight angle

e) 2 x 90 – Straight angle

f) 175 – Obtuse angle

g) 85 – Acute angle

12. The number of acute angles in letter A is 3 and obtuse angle is 2.

13. 3’ O Clock and 9’O Clock

15. Draw yourself.

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