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OpenStudy (anonymous):
What is the surface area of a triangular pyramid if each face has an area of 80 m2? A. 320 m2 B. 240 m2 C. 160 m2 D. 20 m2
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OpenStudy (anonymous):
A?
OpenStudy (nikato):
Correct. Since a triangular pyramid has 4 faces, and all faces are = So 80x4=320
OpenStudy (anonymous):
ty :)
OpenStudy (nikato):
No problem
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