which of the following statements is always true when parallel lines are cut by a transversal?
A. the sum of the degree measures of corresponding angles is 180 degrees
B. the sum of the degree measures of complementary angles is 180 degrees
C. corresponding angles are supplementary
D. corresponding angles are congruent.
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Answer:
a
Step-by-step explanation:
The sum of the degree measure of corresponding angles is 180°.