SOLUTION: each base angle of an isosceles triangle is 15 more than the vertex angle. What is the measure of the vertex angle
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Question 823542: each base angle of an isosceles triangle is 15 more than the vertex angle. What is the measure of the vertex angle Found 2 solutions by TimothyLamb, stanbon:Answer by TimothyLamb(4379) (Show Source):
You can put this solution on YOUR website! ---
A + 2(A + 15) = 180
A + 2A + 30 = 180
3A = 150
A = 50 degrees
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You can put this solution on YOUR website! each base angle of an isosceles triangle is 15 more than the vertex angle. What is the measure of the vertex angle
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vertex angle:: x degrees
base angle: x+15
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Equation:
x + 2(x+15) = 180
x + 2x + 30 = 180
3x = 150
x = 50 degrees (Measure of the vertex angle.
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Cheers,
Stan H.