Online Geometry Problems

Online Geometry Problem 696: Triangle, Angles, Auxiliary Construction, Congruence. Level: High School, College, Mathematics Education

The figure shows a triangle ABC with angle ABD = x, angle BAD = 2x, angle DAC = 5x, angle ACD = 3x, angle BCD = 4x. Find the measure of the angle ABD.

Geometry problem: Triangle, Angles
 


 

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