SOLUTION: How do you find the area of a regular octagon inscribed in a circle with radius r.
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Question 712541: How do you find the area of a regular octagon inscribed in a circle with radius r.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
How do you find the area of a regular octagon inscribed in a circle with radius r.
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There's a formula for it, but you can only remember so many formulas.
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It's 8 isoceles triangle with 2 sides = r
The vertex angle is 45 degs.
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