How do you find the measure of an angle whose supplement measures four times it's measure?

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Answer 1 · 2016-10-25T09:01:34

The angle is #36^o#.

Let the angle be represented by #x#. The supplementary angle, therefore, will be #4x#.

Since an angle and its supplementary angle make #180^o#, we can write the equation:

#x+4x=180#

#5x=180#

Divide both sides by #5#.

#x=180/5#

#:. x=36#