## Elementary Geometry for College Students (7th Edition)

(-5,2) and (7,-3) To find the distance between the two points we need to use the distance formula $\sqrt (x2-x1)^{2} + (y2-y1)^{2}$ $\sqrt (7-(-5))^{2} + (-3-2)^{2}$ $\sqrt (12)^{2} + (-5)^{2}$ = $\sqrt 144 + 25$ = 13 units