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The supplement of an angle is the angle that, when added to the given angle, results in a sum of 180 degrees. In this case, if we add 33 degrees to 147 degrees, the sum is 180 degrees, so 147 is the supplement of 33.

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5mo ago
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8y ago

It's because supplementary angles add up to 180 degrees.

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Q: Why is my 147 the supplement of 33?
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