Which lines are parallel if m1m2180 Justify your answer A j

Which lines are parallel if m1+m2=180? Justify your answer.

A. j k , by the Converse of the Same-Side Interior Angles Postulate

B. j k , by the Converse of the Alternate Interior Angles Theorem

C. gh, by the Converse of the Alternate Interior Angles Theorem

D. gh, by the Converse of the Same-Side Interior Angles Postulate

Solution

lines are parallel if m1+m2=180

gh, by the Converse of the Alternate Interior Angles Theorem