Question

What is the volume of the cone with diameter 7in and height 9in? Round to the nearest cubic inch

Answer 1

Diameter = 7 cm
radius = 7÷2 = 3.5
Volume of cone = 1/3 $\pi r^{2} h$
Volume of cone = 1/3 $\pi 3.5^{2} (9)$ = 115 cubic inches (Answer B)

Answer 2

The answer is (b) 115 in^3

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