Find the area of the given shape.
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radius of half circle=10cm
radius of full circle=20cm
area of full circle = πr²
22/7×20×20
22/7×400
8800/7
=1257.14cm²
area of semicircle =πr²/2
22/7×20×20/2
22/7×20×10
22/7×200
=4400/7
=628.5cm²
area of half semicircle =628.5/2
=314.25cm²
area of given figure =area of full circle - area of half semicircle
1257.14-314.25
=942.89cm²
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