∠C = 180º - 72º - 16º = 92º
Using the Law of Sines, sin92º / 61 = sin72º / a
So, a(sin92º) = 61(sin72º)
a = 61(sin72º) / (sin92º) ≈ 58.0
Shayla H.
asked • 07/14/19In triangle ABC, m<A=72°,c=61, and m<B=16°. Find "a" to the nearest tenth.
A. 71.0
B. 58.0
C. 47.2
D.43.5
Follow
•
1
Add comment
More
Report
1 Expert Answer
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
