Law of Cosine/Sine problem.
1 answer:
Either or can be used with any triangle...I personally find the law of sines is often more compact as in this case we can just say;
(sin115)/18=(sin40)/c (with no need for b or B as would be needed with the law of cosines...)
c=18(sin40)/(sin115)
c≈12.77
You might be interested in
Answer:
4.8
Step-by-step explanation:
6.4×1/4=1.6
6.4-1.6=4.8
Q=54
You subtract 7 from 61
The answer is 68 I think, I hope it is helpful.
Answer:lobster
Step-by-step explanation: