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And further, by proofs similar to those in the case of the pentagon, we can both inscribe a circle in the given fifteen-angled figure and circumscribe one about it.
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T H E E L E M E N T S |
Book IV Proposition 16 | |
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And, in like manner as in the case of the pentagon, if through the points of division on the circle
we draw tangents to the circle, there will be circumscribed about the circle a fifteen-angled figure
which is equilateral and equiangular. And further, by proofs similar to those in the case of the pentagon, we can both inscribe a circle in the given fifteen-angled figure and circumscribe one about it. |
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