
What is the supplementary angle of 116.6 degrees? Here we will define the supplementary angle of 116.6 degrees, show you how to calculate the supplementary angle of 116.6 degrees, and even illustrate the supplementary angle of 116.6 degrees (116.6°) so you have a solid understanding of what it means.
The supplementary angle of 116.6 degrees, also known as the supplement angle of 116.6 degrees, is the angle that when added to 116.6 results in a sum of 180. Therefore, to calculate the supplement angle of 116.6 degrees, we subtract 116.6 from 180. Here is the formula, the math, and the answer:
180 - angle = supplement angle
180 - 116.6 = 63.4
63.4 degrees
116.6 degrees plus the supplementary angle of 116.6 degrees equals 180 degrees, which means that together they will make a straight line.
The illustration below shows 116.6 degrees colored in red and the supplementary angle of 116.6 degrees, which is 63.4 degrees, colored in green.

As you can see from the illustration above, 116.6 degrees and 63.4 degrees form a straight line together. This proves that the two angles, 116.6 degrees and 63.4 degrees, are supplementary angles.
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