SOLUTION: In a triangle ABC, the length of side BC is 21.5, the length of side AB is 10.9, and the angle at C is 18.9 degrees. In degrees, and to 2 decimal places, what is the angle at A? Do
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Question 987372: In a triangle ABC, the length of side BC is 21.5, the length of side AB is 10.9, and the angle at C is 18.9 degrees. In degrees, and to 2 decimal places, what is the angle at A? Do not give any units in your answer. Your answer must be between 0 and 90. Answer by solver91311(24713) (Show Source):
