Question

in an isosceles triangle the base is twice large as vertex angle find the angles of the triangle

Answer 1

let the vertex angle be of x°
then, base angle =2x° and 2x°
Now, by A.S.P
2x°+2x°+x°=180°
5x°=180
x=36°

so,the base angles = 72°and72°
and vertex angle=36°

hope it helps you.