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Geometry Problem 33 with Solution: Triangle, Quadrilateral, Right Angle, 45 Degrees, Double Angle.

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The figure shows a right triangle BAD, mÐ ABD = mÐ DCE = x, and mÐ BAC = 2 mÐ BDC. Prove that x = 45º..

 

Quadrilateral, Angle, 45 degrees
 


 

See solution below

 

Home | Geometry | Search | Problems | Open Problems | 10 Problems | 31-40 | Email | By Antonio Gutierrez
Last updated: Sep 19, 2014

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Geometry Problem 33 Solution(s)