Q2 of 46 Page 61

Find the perimeter and area of semicircles whose radii are,

6.3 m

We know, Perimeter of semicircle = πr + 2r


And,


Area of semicircle


Radius = 6.3 cm


Perimeter of semicircle = πr + 2r



= 32.4 cm




= 62.37 cm2


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