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In a certain regular square pyramid, all of the edges have length 12. Find the volume of the pyramid.

 Jun 22, 2020
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In a certain regular square pyramid, all of the edges have length 12. Find the volume of the pyramid.

 

Base diagonal     d = sqrt(122 + 122) = 16.97        d/2 = 8.485

 

a = 12        h = sqrt(122 - d/22) = 8.485

 

V = a2 h/3           V = 407.28 u3

 Jun 26, 2020

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