Question

if two angles are supplementary angels and one of the angle is 30 find the measure of the other angle

Answer 1

supplementary angles means sum =180°
let the other angle be x
=>x+30=180°
=>x=180°-30°
=150°

Answer 2

one angle =30
let the second angle=x
x+30=180
x=180-30
x=150


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