Problem 424: Triangle, Cevian, Angle, 90 degree, Congruence

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The figure shows a triangle ABC with angle A = 2/3 angle C, angle DBC = 90 degrees and AB = CD. Find the measure of angle ABD. Post a comment or solution.
 

Triangle, Cevian, Angle, 90 degree, Congruence
 

See Also:

 

Classical Theorems

 

Geometry classes problem 425

Proposed Problem 425.
Quadrilateral, Triangle, Angles, 10, 20, 50 degrees, Congruence.
 

Triangle, Angle, Congruence

Proposed Problem 423.
Triangle, 30, 40 degree, Angle, Congruence.
 

Triangle, Angle, Congruence

Proposed Problem 422.
Triangle, 24, 30 degree, Angle, Congruence.
 

Right triangle, Angles, Measurement

Proposed Problem 421.
Right Triangle, Cevian, Angles, Measurement.

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