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fredd [130]
4 years ago
5

Please see attachment

Mathematics
1 answer:
Inga [223]4 years ago
8 0

The surface area of a regular tetrahedron with edge length s is

... A = (√3)s²

For your edge length of 4 inches, the surface area is

... A = (√3)(4 in)² = 16√3 in²

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