Question

An angle is equal to it's supplement.find tis measure

Answer 1

let the angle be x
then its supplement is also x
that means x+x=180°
=>2x=180°
=>x=180°/2
=>x=90°

plz mark my answer as brainliest

Answer 2

Let the angle be x°


Now

x+x=180°

2x=180°

x=90°


Hence,required angle is 90°


plz mark it as brainliest and follow me