Question

solve triangle ABC given that A=56 B=57 b=9
a) C=64, a=10.2, c=9.8
b) C=67, a=10.2, c=9.88
c) C=67, a=8.9, c=9.88
d) C=66, a=8.7, c=9.88

Answer 1

i think its b or c

Answer 2

Solve for the missing angle first
A+B+C=180°
C=180°-A-B

Answer 3

Then use the fact that the largest side of a triangle is opposite to the largest angle

Answer 4

yea that equals 67 b or c

Answer 5

good, so which angle is the largest?

Answer 6

is it answer b?? @unkleRhaukus