SOLUTION: angle B is 3 times angle A and angle C is 4 degrees less than 6 times angle A what is angle A

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Question 365587: angle B is 3 times angle A and angle C is 4 degrees less than 6 times angle A what is angle A
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi, 

B = 3A

C = 6A - 4°

assuming these are angles of a triangle

A + 3A  + 6A - 4° = 180°

10A = 184°

A = 18.4°



checking our answer

18.4 + 55.2 + 110.4 - 4 = 180