10. What is the midpoint of AC? A(2m, 2n) C(2p, 2r) E(20, 0) о (m + p, nn) O (p-mr-n) о (m-p, nn) (m + n, pur)​

What is a possible solutions of the x> 3?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Which lines are parallel? justify your answer. lines p and q are parallel because same side interior angles are congruent. lines p and q are parallel because alternate exterior angles are congruent lines l and m are parallel because same side interior angles are supplementary lines l and m are parallel because alternate interior angles are supplementary.