SOLUTION: In triangle ABC, side a=5 in., side b=10 in. and∠C=60◦. Find the length of side c. (Leave your answer in radical form.)

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Question 813643: In triangle ABC, side a=5 in., side b=10 in. and∠C=60◦. Find the length of side c. (Leave your answer in radical form.)
Answer by Alan3354(69443) About Me  (Show Source):
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In triangle ABC, side a=5 in., side b=10 in. and C=60 . Find the length of side c.
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c%5E2+=+a%5E2+%2B+b%5E2+-+2ab%2Acos%28C%29