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Question
Find the measure of the supplements of the following angle.
180°
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Solution
Let the measure of the supplementary angle be a.
180° + a = 180°
∴180° + x – 180° = 180° – 180° ...(Subtracting 180 from both sides)
∴ a = 0°
Hence, the measure of the supplementary angle of measure 180° is 0°.
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