if one angle of a suplementary angle is 1/2 of the other. find the angle
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Step-by-step explanation:
let 1st ngle be x
then other ngle = 1/2 x
sum of supp. ngles = 180°.
x + 1/2x = 180°
3x/2 =180°
3x = 360°.
x = 120°.
so...1st ngle = x= 120°
2nd ngle = 1/2 x = 60°
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