From a circular sheet of radius 4 cm, a circle of radius 3 cm is remov – InterviewSolution

1.	From a circular sheet of radius 4 cm, a circle of radius 3 cm is removed Find the areaof the remaining sheet. (Take π = 3.14)
Answer» area of remaining sheet will be π{R^2-r^2}π{4^2-3^2}=π{16-9}7πcm^2

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