The length of AB = 4 and A'B' = 12, what is the scale factor of the dilation?

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

Solve for x and y a x= 13.3 y= 16.7 b x= 23.3 y= 12.5 c x= 7.5 y= 16.7 d x=7.5 y= 12.5

Aline has a slope of negative 1/4 the past two points -5/4 and 1 what is the equation of the line