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OpenStudy (anonymous):
What is the area of a rectangular octagon with a side of 8 in.? Round the answer to the nearest tenth.
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OpenStudy (anonymous):
@hl147 this is easy i just forgot the steps to get the answer. help?
OpenStudy (anonymous):
\[2(1+\sqrt{2})a ^{2}\]
OpenStudy (anonymous):
where 'a' is the side length
OpenStudy (anonymous):
309
OpenStudy (anonymous):
correct
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OpenStudy (anonymous):
Thanks for the help
OpenStudy (anonymous):
309.0 If they're picky
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