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Question
Find the measure of the supplements of the following angle.
47°
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Solution
Let the measure of the supplementary angle be x.
47° + x = 180°
∴ 47° + x – 47°= 180° – 47° ...(Subtracting 47° from both sides)
∴ x = 133°
Hence, the measure of the supplementary angle of measure 47° is 133°.
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