1.

Find the side of the square. | Take π =: 8. In the adjoining figure, the radius is 3.5 cm. Find the perimeter of the quarter of thecircle, correct to one decimal place.; 9. Find the perimeter of the following shapes to 1 dtp. Take π = 3.14.3.5 cm

Answer»

Given,Radius = 3.5 cm

Perimeter of quarter of circle= 1/4*pi*r + 2r= 1/4*22/7*3.5 + 2*3.5= 11/2*.5 + 7= 11/4 + 7= (11 + 28)/4= 39/4 = 9.7



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