SOLUTION: A copper sphere of a radius 3cm is melted of a wire of diameter 0.2cm is made of it. The length (in meters) of the wire is

Algebra ->  Rectangles -> SOLUTION: A copper sphere of a radius 3cm is melted of a wire of diameter 0.2cm is made of it. The length (in meters) of the wire is      Log On


   

Question 1072145: A copper sphere of a radius 3cm is melted of a wire of diameter 0.2cm is made of it. The length (in meters) of the wire is
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
L, length of the wire, centimeters

%284%2F3%29pi%2A3%5E3=L%2Api%2A%280.1%29%5E2

-
%284%2F3%29%2A27=L%2A0.01
4%2A9=L%2F100
L=36%2A100
L=3600%2Acentimeters

Length is 36 METERS