Question

A square pyramid is shown. What is the surface area?

A square based pyramid, with bases labeled 2.5 centimeters and side length of triangle labeled 5 centimeters.
(4 points)

15.25 cm2
15.625 cm2
31.25 cm2
62.625 cm2

Answer 1

• C. 31.25 cm²

Explanation:

Surface area comprises of:

• A = Area of square base + 4(area of triangle faces)
• A = 2.5² + 4*1/2*2.5*5= 31.25 cm²

Correct option is C