Geometry Problem

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Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 912.

## Monday, August 12, 2013

### Problem 912: Right Triangle, Double Angle, Triple Angle, Perpendicular Lines

Labels:
double angle,
perpendicular,
right triangle

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By 911, BCDE concylic and hence angle ABC = angle ADE.

ReplyDeleteReference my proof in 911 the result follows since < CBE is right

ReplyDelete