Question

6) A pyramid with a TRIANGULAR base has a volume of 240 cubic inches and a height of 15 inches. The base of

the triangular base is 8 inches. Find the height of the triangular base. (4 pts)

Answer 1

Answer: 12 inches

Explanation:

Vol = 1/3 x b x h

240 = 1/3 x b x 15

b = 240/5 = 48 in = area of triangle base

Area = 1/2 x b x h

48 = 1/2 x 8 x h

h = 48/4 = 12 inches