3 years ago

Find the surface area of a square pyramid with length 9 ft and slant height 12 ft.

2 answers:

zvonat [6]3 years ago

7 0

<span>SA=(9<span>)2</span>+2(9)(12)
That's the answer</span>

5 0

Answer:

D. 297 ft^2

Step-by-step explanation:

SA = 4( 1/2 ) (9)(12) + (9)(9)

SA = 297 ft^2

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