A receptionist named Roy spends 4 minutes routing each incoming phone call. In all, how many phone calls does Roy have to route to spend a total of 48 minutes on the phone?

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.

the answer is: -22 also a

hope i

-lavira: )