SOLUTION: One of the values r (radius) d (diameter), C (circumstance) or A (area) is given for a particular circle. Find the value. A = 64π m^2; C = ?

Algebra ->  Surface-area -> SOLUTION: One of the values r (radius) d (diameter), C (circumstance) or A (area) is given for a particular circle. Find the value. A = 64π m^2; C = ?      Log On


   

Question 574143: One of the values r (radius) d (diameter), C (circumstance) or A (area) is given for a particular circle. Find the value.
A = 64π m^2; C = ?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
One of the values r (radius) d (diameter), C (circumstance) or A (area) is given for a particular circle. Find the value.
A = 64π m^2; C = ?
----
Area = (pi)r^2
r^2 = 64m^2
r = 8m
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C = 2(pi)r
Circumference = 2(pi)(8m) = 16m(pi)
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cheers,
Stan H.
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