Does anyone know the answer to this? Please help, will give brainliest♥♥

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Plzzz answer both questions and i will give you 100 points