Question

What is the surface area of the pyramid?

6 in.
8 in
8 in
6in.
8 in
8 in.

Answer 1

160 square inches

Explanation:

step1 : find the area of the square base;

A = 8×8

=64 square inches

step2 : find the are of the triangle:

A=1/2×base×height

=1/2×8×6

=24 square inches

step3 : there are 4 triangles, so you need to find the total area of the 4 triangles:

A=24×4

=96 square inches

step4 : add the area of the square base and total area of the triangles:

A = 64+96

=160 square inches (Ans)