Geometry Problem

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## Wednesday, January 5, 2011

### Problem 563: Regular Pentagon, Center, Rectangle, Diagonals, Angle

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## Wednesday, January 5, 2011

###
Problem 563: Regular Pentagon, Center, Rectangle, Diagonals, Angle

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Online Geometry theorems, problems, solutions, and related topics.

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x = MDF + MFD = 72 + 27 ( MFD = 1/2 ODE, OD bisector )

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x = 99

http://img202.imageshack.us/img202/508/problem563.png

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We have 2t=1/2*(180-72)= 54

x=180-3t= 99

Peter Tran