Which function has a constant additive rate of change of -1/4?

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much