SOLUTION: Carol’s tennis ball has a radius of 2, and David’s basketball has a radius of 20. If the balls are lying tangent to each other and to the floor, what is the distance between the

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Question 388454: Carol’s tennis ball has a radius of 2, and David’s basketball has a radius of 20.
If the balls are lying tangent to each other and to the floor, what is the
distance between the points of tangency on the floor?

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
d = sqrt(160)
d =~ 12.649 units