Q2 of 46 Page 61

Find the perimeter and area of semicircles whose radii are,

35 cm

We know, Perimeter of semicircle = πr + 2r


And,


Area of semicircle


Radius = 35 cm


Perimeter of semicircle = πr + 2r



= 180 cm


Area of semicircle



= 1925 cm2


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