iparkerpod
iparkerpod iparkerpod
  • 09-01-2017
  • Mathematics
contestada

What is the diameter of a trampoline with an area of 49 square ft

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Noah11012
Noah11012 Noah11012
  • 09-01-2017
Using the formula A = πr^2

49 = 3.14r^2
Divide both sides by 3.14

15.6 = r^2
Get the square root

r ≈ 4
d = r * 2

So the diameter is around 8...
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