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In triangle ABC, BAC = 78 degrees and ACB = 33 degrees. The incircle of triangle ABC touches sides BC, AC, and AB at D, E, and F, respectively. Find EFD in degrees.

 Apr 11, 2021
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Angle EFD = 180 - [1/2 (180 - 78) + (180 - 69)]

 Apr 11, 2021

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