Discover the best answers to your questions with the help of IDNLearn.com. Get prompt and accurate answers to your questions from our community of experts who are always ready to help.

Given that angle E C A and angle E C D are supplementary, what is the measure of angle E C D?

Sagot :


If angles ECA and ECD are supplementary, then

                angle ECD = (180 degrees) minus (angle ECA) .