Math Geometry Problems, Online Education


 Problem 185. Trapezoid, Triangles and Angles, Auxiliary Lines

In the figure below, ABCD is a trapezoid with AD parallel to BC and AB = AD. If angle BAC = x, angle CAD = 3x and angle ACD = 5x, find the measure of the angle BAC.   

Elearning 185, Trapezoid and Triangle angles

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Typography and sketch of problem 185
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Last updated: Mar 30, 2020