SOLUTION: I need help making a 120 degree angle , equilateral triangle

Algebra ->  Angles -> SOLUTION: I need help making a 120 degree angle , equilateral triangle      Log On


   

Question 1046527: I need help making a 120 degree angle , equilateral triangle
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Each interior angle measure of an equilateral triangle is 60 degrees. You could construct a ray extending from one of the sides and form two adjascent supplementary angles. One of them would be the 60 degree angle and the other be the 120 degree angle.