If a circle is cut from a square piece of plywood, how much plywood would be left over? Use 3.14 for pi

1 answer
Question:

If a circle is cut from a square piece of plywood, how much plywood would be left over? Use 3.14 for pi

Answers

[tex] 20^{2} [/tex] -3.14*[tex] 10^{2} [/tex] = 400 - 314 = 86;

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