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Problem 18: Right triangle, Angles, Double-Angle, Congruence. Level: High School, SAT Prep, College geometry

The figure shows a right triangle ABC, angle CAE = 2.angle BAE, and angle C = angle AED. Prove that DE = 2BE. Post a comment or solution.
 

Right triangle, angles, congruence
 

 

 

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Intersecting Circles Index

 

Right triangle, excenter, perpendicular, congruence

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Problem 16.
Triangle, cevian, perpendicular, angles, angle bisector, degrees.

 

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