Question

The circumference of a circle is divided into 2:3:4.Find the angles of the triangle obtained by joining the dividing points.

Answer 1

Let the circumference be x
2x+3x+4x=9x
Sum of a triangle is = 180
so,9x=180
x=180/9=20
x=20
2x20=40
3x20=60
4x20=80