Question

The measure of a base angle of an isosceles triangle is 13 more than 3 times the measure of the vertex angle. How many degrees are in the vertex angle?

Answer 1

Answer:

VERTEX ANGLE=X=52

Step-by-step explanation:

X+X+12+X+12=180°

3X+24=180°

3X=156°

X=156/3

X=52°

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