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Does anyone know the surface area of this pyramid?

Does anyone know the surface area of this pyramid?-example-1
User Istao
by
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1 Answer

3 votes

Answer:

217

Explanation:

1/2 * 12 * 7 = 42 this is one side of the pyramid

4x for all sides = 168

add the bottom which is just a square 7*7 = 49

168 + 49 = 217

User Aquila Sands
by
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