MEDIUM
10th Gujarat Board
IMPORTANT
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The length of an arc subtending an angle of measure 60° at centre of the circle, whose area is 616 sq.cm. is _____

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Important Questions on Areas Related to Circles

MEDIUM
10th Gujarat Board
IMPORTANT

In the following figure, three semicircles are given. If OA=OB=2 cm, then the area of the whole figure=_____cm2

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MEDIUM
10th Gujarat Board
IMPORTANT

In the following figure, ABCD is a square. Find the area of shaded region. π=3.14. Each sector is of same area.

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EASY
10th Gujarat Board
IMPORTANT
In a O,r if the angle subtended by the minor arc at the centre of the circle is θ, then the length of the minor arc l is _____.
EASY
10th Gujarat Board
IMPORTANT
The length of an arc of a circle having radius 15 cm is 20 cm. Hence its area of minor sector is _____ cm2.
EASY
10th Gujarat Board
IMPORTANT
If the radius of the circle is increased by 20% then the corresponding increase in the area of the circle is _____. π=3.14
EASY
10th Gujarat Board
IMPORTANT

Total surface area of the following closed figure is _____ units2.

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EASY
10th Gujarat Board
IMPORTANT

What will be the cost of making design in the coloured region at the rate of 25 per cm2?

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MEDIUM
10th Gujarat Board
IMPORTANT
Find the area of a square in cm2inscribed in a circle of radius 8 cm