SOLUTION: Help me write the algebraic expression of this problem: 1.The area A enclosed by the race track. 2.The volume V of what remains of a solid ball of radius r is removed from insi

Question 462783: Help me write the algebraic expression of this problem:
1.The area A enclosed by the race track.
2.The volume V of what remains of a solid ball of radius r is removed from inside the larger ball.
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Umm there is no other information, so for 1) all I know is "A" and for 2) we have two spheres of radius r and R (suppose), in which the difference in volumes is

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