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Savatey [412]
2 years ago
13

Find the surface area of a pyramid

Mathematics
1 answer:
Sergeeva-Olga [200]2 years ago
5 0

Answer:

88 inches ^2

Step-by-step explanation:

Well find the side of a triangle first.

4*9=26

26/2=18

There are 4 identical triangles

18*4= 72

Now the bottom square

4*4=16

16+72= 88

88 inches ^2

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