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Pentagon's constant (Posted on 2014-12-27) Difficulty: 3 of 5
The sum of the lengths of the perpendiculars from a point inside a regular pentagon to the sides (or their extensions) is constant.

a. Prove it.
b. Derive a formula expressing it in terms of the circumradius.

No Solution Yet Submitted by Ady TZIDON    
Rating: 4.0000 (1 votes)

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  Subject Author Date
SolutionSolutionHarry2014-12-27 18:16:34
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