Question

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

Answer 1

The answer is (b) 115 in^3

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Answer 2

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)