Which set of angles can be used to construct a triangle?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

What is the slope of the line that contains the points (-2,1) and (0,-3)

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent