SOLUTION: In triangle ABC, a=45 degree and angle C=70 degree. Find the side opposite angle A if AB=40 cm.

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Question 1088527: In triangle ABC, a=45 degree and angle C=70 degree. Find the side opposite angle A if AB=40 cm.
Answer by Alan3354(69443) About Me  (Show Source):
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In triangle ABC, A=45 degree and angle C=70 degree. Find the side opposite angle A if AB=40 cm.
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Angle C = 180 - (45+70) = 65 degs
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AB = side c = 40 cm
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a is opposite angle A
Use Law of Sines.
a/sin(A) = c/sin(C)