Question

an angle is 2/3 of its supplement.find it

Answer 1

LET X BE THE SUPPLEMENT
THERE FORE THE ANGLE =2X/3
THEREFORE
2X/3+X=180
5X/2=180
5X=360
X=360/5=72
THEREFORE THE ANGLE IS 180-72=108 DEGREE
I HOPE THIS HELPS...

Answer 2

let one angle be X then its supplementary angle is 2X/3
X+2X/3=180
5X/3=180
X=108
supplementay = 2 x 108/3=72