SOLUTION: The area of triangle ABC is 20 square units. If angle A = 130o and b = 6, find the value of c.

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Question 43272: The area of triangle ABC is 20 square units. If angle A = 130o and b = 6, find the value of c.
Answer by fractalier(2101) About Me  (Show Source):
You can put this solution on YOUR website!
We use the formula
Area = (1/2)bc sin A and plug in to get
20 = (1/2)(6)c sin 130
c = 20 / 3 sin 130
c = 8.7