Dave wants to have a circular garden in his backyard. The garden will have a
border using curved bricks. Each brick has a curved inside length of 6 inches,
and Dave will need exactly 50 bricks to complete this task. He will then fill the
garden with soil from bags of dirt. Each bag will cover 10 square feet. How
many bags of soil will Dave need to completely fill the garden? Explain how
you solved the problem.