What is the value of c? How do you know? * 1 point
C is equal to 40 degrees because of the Vertical Angles Theorem.
C is equal to 140 degrees because of the Congruent Supplements Theorem.
C is equal to 40 degrees because of the Right Angle Congruence Theorem.
C is equal to 140 degrees because of the Linear Pair Postulate.
1 answer
C is equal to 140 degrees because of the Vertical Angles Theorem.