raquelqueengucci25
raquelqueengucci25
07.04.2021 • 
Mathematics

Test Prep Joshua is creating supplementary angles. Angle B is 78°. Which equation can be used to help Joshua create Angle A? A A + 78 = 90 B A + 78 = 180 C 180 + 78 = A D 90 + 78 = A t​

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