the total cost of lumber was 501.25 if the hardware store gave a 15% discount how much did it cost for the lumber​

explanation:

step-by-step explanation:

step-by-step explanation:

points a and b are equidistant from the desired line, so the line you find by using them will go through point r.

using points other than a and b will give the desired line only if they are equidistant from r. if they are randomly located, the perpendicular line you create will not necessarily go through point r, hence will not be a solution to the problem.

false

inverse variation is not exponential

-5, your answer was correct