smithyJuliavis smithyJuliavis

11-11-2016
Mathematics

contestada

The measure of an angle is 51Á.

What is the measure of its supplement?

A.
39Á

B.
49Á

C.
129Á

D.
139Á

Respuesta :

scme1702 scme1702

17-11-2016

Supplementary angles add up to 180°.
So the supplementary angle in this case:
180 - 51
= 129°
The answer is C

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