Find the measurement of ∠1. Justify your answer.

A. m ∠1 = 75 because corresponding angles of parallel lines are congruent.
B. m ∠1 = 75 because corresponding angles of parallel lines are supplementary.
C. m ∠1 = 105 because corresponding angles of parallel lines are congruent.
D. m ∠1 = 105 because corresponding angles of parallel lines are supplementary.

Find the measurement of 1 Justify your answer A m 1 75 because corresponding angles of parallel lines are congruent B m 1 75 because corresponding angles of par class=