faithjackson01p9b3l9 faithjackson01p9b3l9

26-05-2018
Mathematics

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Find the supplementary angle to an angle that is 128.9°. Explain your answer.

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Аноним Аноним

26-05-2018

Supplementary angles add up to 180°, thus the supplementary angle to 128.9° would be:
180 - 128.9 = 51.1°

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penelope1park penelope1park

26-05-2018

Supplementary angles are 180 degrees, so subtract 128.9 by 180. This should give you 51.1.

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