In  ABCD, mA = 53o. What is mC?

Expert Answers
justaguide eNotes educator| Certified Educator

The question only gives a quadrilateral ABCD with ````angle A with a measure 53 degrees. No other information about the quadrilateral has been provided.

Therefore nothing can be said about the measure of angle C other than that can be any value less than 360 - 53 = 307 degrees.