SOLUTION: in triangle abc, the measure of angle abc = 40 and the measure of angle b =111 find c

Question 173256: in triangle abc, the measure of angle abc = 40 and the measure of angle b =111 find c
Found 2 solutions by Fombitz, nerdybill:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The sum of the angles for any triangle equals 180 degrees.

Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
The sum of the three interior angles of any triangle equals 180 degrees.
.
Therefore,
c + 40 + 111 = 180
c + 151 = 180
c = 29 degrees

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