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bri1223
bri1223 bri1223
  • 23-01-2017
  • Mathematics
Answered

The area of circular garden is 530.66 ft2. What is the circumference of the garden? Use = 3.14.

Verified Answer :

rarrininger
rarrininger rarrininger
  • 06-03-2017

A=π r²
530.66 = 3.14  r²
530.66/3.14 = 3.14/3.14  (r²)
r² = 169
√r²=√169
r=13

Now that you have your radius you can figure out circumference.
Circumference = 2 π r
Circumference = 2 X 3.14 X 13
Circumference = 81.64 ft

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