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09-09-2014
Mathematics

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The measure of angle X is 18 more than three times the measure of its complement. Find the measure of angle X.

Respuesta :

09-09-2014

let Y = Angle X's complement
3Y +18 = X
X + Y = 90

4Y + 18 = 90
4Y = 72
Y = 18
X = 90-18

X = 72

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