Mathematics, 04.06.2020 23:58 axleon11

Two pyramids like the one below sit on top of the gates at the entrance to the bridge. A square pyramid. The base is 10 inches by 10 inches. The triangular sides have a base of 10 inches and height of 13 inches. The pyramid has a height of 12 inches.

Which expression shows how to determine the minimum amount of cement used to make each of the pyramids?

A. One-third (10) (10) (12)

B. One-half (10) (10) (12)

C. 4 (one-half (10) (13)) + 10 (10)

D. 4 (one-third (10) (13)) + 10 (10)

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