from a circular sheet of radius 5cm,a circle of radius 3cm is removed find the area of the remaining sheet.
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Step-by-step explanation:
Area of big circle =πr^2=3.14*5*5=78.5 cm^2
Area of removed circle =πr^2=3.14*3*3=28.26cm^2
Remaining sheet =78.5-28.26=50.24 cm^2
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