Free Printable Area of a circle

1.

A line that goes straight through the center to the other end of the circle is called

a)

Diameter

b)

Circumference

c)

Radius

d)

Sup???

2.

A line that goes from the center to outwards is called...

a)

Diameter

b)

Circumference

c)

Radius

d)

Say what???

3.

In order to find area of a circle, you have to ______________

a)

Square the radius

b)

add the radius

c)

divide the radius

d)

Not sure:((

4.

Find the area of the circle. Give your answer to 3 sig. fig.

a)

254 $cm^2$

b)

255 $cm^2$

c)

245 $cm^2$

d)

245.5 $cm^2$

5.

Find the area of the circle. Give your answer to 1 decimal place

a)

346.3 $cm^2$

b)

346 $cm^2$

c)

346.4 $cm^2$

d)

364.3 $cm^2$

6.

Find the area of the circle. Give your answer to 2 decimal places

a)

95.13 $cm^2$

b)

95.03 $cm^2$

c)

95.0 $cm^2$

d)

94.03 $cm^2$

7.

Calculate the area of the semi-circle. Give your answer to 1 decimal place.

a)

19.2 $cm^2$

b)

19.24 $cm^2$

c)

18.2 $cm^2$

d)

9.8 $cm^2$

8.

what is the area of this semicircle ?
d = 8 cm

a)

100.48 cm²

b)

80 cm²

c)

200.96 cm²

d)

25.12 cm²

9.

Calculate the area of the semi-circle. Give your answer to 3 sig. fig.

a)

101 $cm^2$

b)

25.13 $cm^2$

c)

25.1 $cm^2$

d)

100.5 $cm^2$

10.

Calculate the area of the composite shape. Give your answer to 3 sig. fig.

a)

37.1 $cm^2$

b)

18.2 $cm^2$

c)

18.3 $cm^2$

d)

37.13 $cm^2$

Area of a circle

Total questions: 10

Worksheet time: 19mins

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