Free Printable GR 10 AREA RELATED TO CIRCLE

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GR 10 AREA RELATED TO CIRCLE

Total questions: 10

Worksheet time: 10mins

Name

Class

Date

What is the area of sector of a circle with central angle $60\degree$

$\pi r^2$

$2\pi r$

$\frac{\pi r^2}{6}$

$\frac{\pi r^2}{2}$

Say 'TRUE' or 'FALSE'
If areas of two circles are equal, then their circumferences are also equal

TRUE

FALSE

Say 'TRUE' or 'FALSE'
The distance traveled by a circular wheel of diameter d cm in one revolution is 2πd cm

TRUE

FALSE

Angle of the sector is 90°then the ratio of Area of circle to area of sector is

A) 1:4

B) 1:2

C) 4:1

D) 2:3

Area of a sector with central angle $\theta$ is

\frac{\theta}{360}\times\pi r^2

$\frac{\theta}{360}\times2\pi r$

$\frac{\theta}{360}\times\pi d$

Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer to the nearest tenth of a square inch.( Use Pi =3.14)

25.2 in²

28.5 in²

31.4 in²

38.2 in²

A cathedral window is built in the shape of a semicircle. If the window is to contain three stained glass sections of EQUAL SIZE, what is the area of the YELLOW SECTOR?

3.3 ft²

4.5 ft²

6.3 ft²

7.1 ft²

Find the arc length. Leave your answer in terms of π.

7/4π

7/2π

1/8π

45π

Area of a sector of central angle 120° of a circle is 3π cm². Then the length of the corresponding arc of this sector is:

5.8 cm

6.1 cm

6.3 cm

6.8 cm

10.

What is the area of the shaded region?

25π - 50

25π - 100

5π - 50

5π - 100

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GR 10 AREA RELATED TO CIRCLE

Total questions: 10

Worksheet time: 10mins

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