Respuesta :

A = (3.14)r^2



1) the diameter is 14m, half of that value will be the radius.

r = 7

A = (3.14) r^2

A = 153.9 meters cubed



2) A = (3.14) 12^2 = 452.2 mm cubed

3) A = (3.14) 10^2 = 314 yd cubed

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