From a circular sheet diameter 8 cm , a circular of radius 3 cm is removed . Find the area of remaining sheet
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Step-by-step explanation:
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The area of the circular sheet with 4cm radius is,
A=πr 2=16π
The area of the circular sheet with 3cm radius is,
A=2
=9π
Since the circle with radius 3cm is removed, then the remaining area is,
A=16π−9π
=7π
=7×3.14
=21.98cm
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Answer:
the area of remaining sheet = 22 cm sq.
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