SOLUTION: The base angle of an isosceles triangle is 4 times as large as the vertex angle. Find the measure of the base angle to the nearest hundreth

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Question 259157: The base angle of an isosceles triangle is 4 times as large as the vertex angle. Find the measure of the base angle to the nearest hundreth
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Since it's isoceles, both base angles are the same measure.
4V%2BV%2B4V=180
9V=180
V=20
The vertex angle is 20 degrees.
4V=80
The base angle is 80 degrees.