Find the length of c if m∠A = 62°, ∠B = 39°, and b = 15. Show all work.

QUESTION POSTED AT 16/04/2020 - 07:53 PM

Answered by admin AT 16/04/2020 - 07:53 PM

To solve this for c, you need to use the Law of Sines which is SinA/a=SinB/b=SinC/c. So, your equation would be Sin39/15=Sin79/c. To solve this you would do the fish method. So first, you multiply sin79 x 15. Then you would divide the answer of that by sin(39) which = c

c= 23.4

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