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19-10-2020
Mathematics

contestada

What is the supplement of an angle that
measures 21 degrees?

Respuesta :

mintyiceT mintyiceT

19-10-2020

Answer:

159°

Step-by-step explanation:

Supplements equal a total of 180°. The expression for these types of problems would be

180-x

In this case, x would be 21. Plug it in to our expression.

180-21

159

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