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Find the Perimeter of an Octagon within a Circle

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A regular octagon is inscribed in a circle of radius 15.8 cm. Find the perimeter of the octagon.

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Solution Summary

The method for finding the Perimeter of an Octagon within a Circle is described.

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What I would do is draw a diagram of your problem. Draw a circle, then draw a line straight up and down through the centre of the circle, then another line across the circle through the centre again, bacsically cutting the circle into ...

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