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Problem 504. Equilateral Triangle, Angles, 45, 60 Degrees.
Level: High School, College, SAT Prep.

The drawing shows a quadrilateral ABDC with an equilateral  triangle ABC. If the measure of angle BAD is 45 degrees and angle CBD is 45 degrees, find the measure of the angle ADC.

Equilateral triangle, 60 and 45 degrees



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