Answer to Question #6484 in Algebra for Hannah

Question #6484
The measure of an angle is half of its supplement. Find the measure of the angle.
1
Expert's answer
2012-02-14T09:22:17-0500
Two angles are supplementary if they add up to 180 degrees. Let's denotate unknown angle by x. Then we can construct the following equation:
x=1/2*(180-x) because supplementary angle for x is 180-x
hence 2x=180-x
3x=180
x=60o - answer

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