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Find all solutions for a triangle with A = 40°, B = 60°, and c = 20. a. C = 80°; a = 15.3; b = 17.6 C = 80°; a = 13.1: b = 17.6 b. C = 70°; a = 13.1; b = 14.5 d. no solution

Find all solutions for a triangle with A = 40°, B = 60°, and c = 20. a. C = 80°; a = 15.3; b = 17.6 C = 80°; a = 13.1: b = 17.6 b. C = 70°; a = 13.1; b = 14.5 d. no solution
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Find all solutions for a triangle with A = 40°, B = 60°, and c = 20.

a. C = 80°; a = 15.3; b = 17.6
C = 80°; a = 13.1: b = 17.6
b. C = 70°; a = 13.1; b = 14.5
d. no solution

asked
User ChrisGheen
by
7.8k points

1 Answer

2 votes

Answer:C

Explanation:

180-(60+40)=80°

C=80°

20/sin80. =a/sin40

a=(20sin40)÷sin80

=13.1

answered
User Alexander Golys
by
7.6k points
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