Answers

2014-01-23T23:45:16+08:00
Area of square; a^2
(36cm)^2 = 1,296cm^2

Are of circle (for the balls); (3.1416)d^2/4
[(3.1416)(6cm)^2]/4 = 28.274cm^2

1,296cm^2/28.274cm^2 = 45.8 or 45 balls
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