Question

A stereo speaker in the shape of a triangular pyramid has a height of 8.25 inches. The area of the base of the speaker is 22 square inches. What is the volume of the speaker in cubic inches?

A. 60.5 in3

B. 181.5 in3

C. 90.75 in3

D. 243 in3

Answer 1

The answer:

Your answer is A

Answer 2

A. 60.5
`in^(3)`

Explanation:

A = 1/3(area of base)(h)

= 1/3(22)(8.25)

= 60.5
`in^(3)`