SOLUTION: the smallest angle in a triangle is 1/5 as large as the largest angle. the third angle is twice the smallest angle. Find the three angles.

Algebra ->  Angles -> SOLUTION: the smallest angle in a triangle is 1/5 as large as the largest angle. the third angle is twice the smallest angle. Find the three angles.      Log On


   

Question 269284: the smallest angle in a triangle is 1/5 as large as the largest angle. the third angle is twice the smallest angle. Find the three angles.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
x+.2x+2(.2x)=180
x+.2x+.4x=180
1.6x=180
x=112.5 degrees
.2x=22.5 degrees
2(.2x)= 45 degrees