The pyramid

The pyramid with a square base is 50 m high, and the sidewall height is 80 m. Find the edge of the base of the pyramid.

Correct answer:

a =  124.9 m

Step-by-step explanation:

h=50 m s=80 m  s2 = h2 + (a/2)2  a=2 s2h2=2 802502=20 39=124.9 m



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