The measure of ∠ B is 68 °. What is the measure of its supplementary angle? A)22° B)90° C)112° D)180°

Mathematics · Middle School · Tue Nov 03 2020

Answered on

Given :

∠B = 68°

Sum of Supplementary angles is 180°.

Let the other angle be x°

x° + 68° = 180°

x° = 180° - 68°

x° = 112°

 

Hence, option (C) is correct.