in the figure below AC is tangent to circle B. BA is a radius of circle B and A is a point of tangency. If AB is equal to 20 and AC is equal to 60, what is the approximate measure of segment BC?

I’ve spent sooo long on this, can’t figure it out!

in the figure below AC is tangent to circle B BA is a radius of circle B and A is a point of tangency If AB is equal to 20 and AC is equal to 60 what is the app class=