Question

An angle equals 2/3 of its supplement find it

Answer 1

Answer:

let two angles be p and q

then p+q=180

it is given p=2/3q

then 2/3q + q = 180

5/3q = 180

q = 180×3/5 = 108 degree

and p = 180 - 108 = 72 degree

So angles are 108 and 72