Find the equation of the line below. (4, 8) (1, 2) A. y= 1/1x B. y=1x C. y=2x D. y=1/2x

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

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).

Which expression converts 45 degree to radians