PLEASE HELP FAST!
A circle is centered at the point (-7, -1) and passes through the point (8, 7).
The radius of the circle is ? units. The point (-15, ?) lies on this circle.

PLEASE HELP FAST A circle is centered at the point 7 1 and passes through the point 8 7 The radius of the circle is units The point 15 lies on this circle class=