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Bess [88]
3 years ago
8

Find the surface area of the regular triangular pyramid

Mathematics
1 answer:
marishachu [46]3 years ago
5 0
A=8*(1/2*b*h)
A=8(1/2*2*18)
A=8*(18)
A=144
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3 years ago
3x-9 when x=3<br> Solve this
Citrus2011 [14]

Answer:

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Step-by-step explanation:

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Substitute:

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koban [17]

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4 years ago
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