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Math Help - TSA of a cone with 465ml volume

  1. #1
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    TSA of a cone with 465ml volume

    i require help with a project,

    i need to find out what the Total Surface Area of a cone with a volume of 465ml
    if you could post all workings out aswell that would be greatly appreciated
    Last edited by chickn-winz; November 17th 2008 at 03:27 AM.
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  2. #2
    Like a stone-audioslave ADARSH's Avatar
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    Hi,chickn
    Quote Originally Posted by chickn-winz View Post
    i need to find out what the Total Surface Area of a cone with a volume of 465ml
    let h be height and r be radius
    the volume of cone =\frac{1}{3}\pi r^2 = 465
    the total surface area is given by
     <br />
TSA=\pi r^2+2\pi r \sqrt{r^2+h^2}<br />
thus either height or radius of base should be given in the question
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