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\(Find \sin \angle BAC.\)

 

 Jun 10, 2023
 #1
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sin BAC = 6/7.

 Jun 10, 2023
 #2
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In triangle ACD, using the Law of Cosines:

Angle CAD =34.772 degrees

Angle BAC=90 - 34.772 ==55.228 degrees

 

Sin of BAC ==55.228 ==0.821428

 Jun 10, 2023

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