SOLUTION: Triangle SAB is an isosceles triangle. What is the measure of its vertex angle if the sum of the measures of the base angles is 100?

SOLUTION: Triangle SAB is an isosceles triangle. What is the measure of its vertex angle if the sum of the measures of the base angles is 100?

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Question 162710: Triangle SAB is an isosceles triangle. What is the measure of its vertex angle if the sum of the measures of the base angles is 100?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
The sum of the angles in a triangle is 180�. The 3rd angle has to be 180-100, or 80�.
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