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Online Geometry Problem 913: Right Triangle, Double Angle, Triple Angle, Metric Relations. Level: High School, College, Mathematics Education

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The figure shows a right triangle ABC, D is on AC extended and E on AB extended, angle A = 2(angle CBD), and angle BCE = 3(angle CBD). If AE = d, AC = b, and CD = e, prove that d = b + 2e.

 

Geometry Problem 913: Right Triangle, Double Angle, Triple Angle, Metric Relations
 

 

Poster of Problem 913: Sketching, Typography, Art, iPad Pro

Poster of Problem 913: Sketching, iPad, Typography, Art, Right triangle, measurement.

 

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