SOLUTION: calculate the angle of an isosceles triangle in which each base angle is four times the vertical angle
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Question 1142430: calculate the angle of an isosceles triangle in which each base angle is four times the vertical angle
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the top angle
The angles are 20 - 80 - 80
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check:
OK
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