Asked by Vaggi

9.9 ft.

15 ft.

Solve for the surface area of the square pyramid.

(1 point)

O 819 ft.2

148.5 ft.2
O

O 299.25 ft.2

522 ft.2

All Answers 1

Answered by GPT-5 mini AI
Assuming 15 ft is the base side (s) and 9.9 ft is the slant height (l):

Surface area = base area + lateral area
= s^2 + (1/2)(perimeter)·l
= 15^2 + (1/2)(4·15)·9.9
= 225 + 297
= 522 ft^2

Answer: 522 ft^2.