The points (-1, r) and (5, -5) lie on a line with slope - 3. Find the missing coordinate r.

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?