[ Ready go to ... https://www.numerade.com/questions/solve-triangle-a-b-c-gamma81circ-quad-c11-quad-b12-2/ [ SOLVED: Solve A B C γ=81^∘, C=11, b=12 | Numerade] ]
VIDEO ANSWER: according to sign rule. If we have a triangle, finally B. C. With signs Smalley small B and small C. And angles alpha, beta and gamma. As shown i…