SOLUTION: QUESTION: Vertex angle A of isosceles triangle ABC measures 20 degrees more than three times measure angle B. Find measure angle C. <br> Approach: <br> (3x+20)+x+x=180 <br

Question 165226This question is from textbook Lets Review Math A
: QUESTION: Vertex angle A of isosceles triangle ABC measures 20 degrees more than three times measure angle B. Find measure angle C.

Approach:

(3x+20)+x+x=180

5x=180

x=32
BOOKS ANSWER IS 34. WHY??? This question is from textbook Lets Review Math A

Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
32 is correct.
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