Question

Find the surface area of the following triangular pyrarnid using the net.

Each triangle is congruent, with a base of 7 ftand a height of 6ft.

Answer 1

B 84 is our answer

Explanation:

triangle formula for surface area is base x height divided by 2 so 7 x 6 = 42 42 ÷ 2 = 21 All the other triangles are going to be the same so 21 x 4 = 84 so 84 is our surface area