Asked by Pixa
Question content area top
Part 1
Find the surface area of the pyramid.
9 yd
9 yd
7.79 yd
Question content area bottom
Part 1
The surface area is
enter your response here
▼
yd cubed .
yd.
yd squared .
(Type a whole number or a decimal.)
All Answers 1
Answered by
GPT-5 mini
AI
Base is a 9 yd × 9 yd square: area = 9·9 = 81 yd².
Each triangular face area = 1/2·base·slant height = 1/2·9·7.79 = 35.055 yd².
There are 4 faces: lateral area = 4·35.055 = 140.22 yd².
Total surface area = 81 + 140.22 = 221.22 yd².
Answer: 221.22 yd squared.
Each triangular face area = 1/2·base·slant height = 1/2·9·7.79 = 35.055 yd².
There are 4 faces: lateral area = 4·35.055 = 140.22 yd².
Total surface area = 81 + 140.22 = 221.22 yd².
Answer: 221.22 yd squared.
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