1.

A square of side 3 cm is cut out from a circle of radius 2.12 cm . Find the area of the remaining part? ​

Answer»

area of the SQUARE is 3^2sqcm=9sqcmarea of the CIRCLE is π.2.12 ^2sq CM=22×2.12×2.12/7 sq cm=14.125sq CMAREA of the remaining PART is (14.125-9)sq cm=5.125 sq cm



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