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ryzh [129]
3 years ago
14

Find the area of a regular octagon with side length 4 cm.

Mathematics
1 answer:
Degger [83]3 years ago
4 0
A = side^2 * (2 + 2sqrt2))
A = 4^2 * (2 + 2sqrt2))
A = 77.25 cm^2
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