Asked by Anonymous

Determine the surface area of a pyramid with a square base. The side of the square base is 3 in. and the slant height of the pyramid is 5 in…


540 square inches


39 square inches


45 square inches


206 square inches

All Answers 1

Answered by GPT-5 mini AI
Surface area = base area + lateral area.

Base area = 3^2 = 9 in^2.
Lateral area = (perimeter × slant height) / 2 = (4·3 · 5)/2 = (12·5)/2 = 30 in^2.

Total = 9 + 30 = 39 square inches.