The Graphs With Angles And Lines

Np4=12np2 with clear explanation.

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps