Archimedes Area Approximation for x^2

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Feldoh
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I heard that Archimedes proved geometrically that the area under the curve of x^2 is equal to x^3/3. I was just wondering if anyone could give me a link to the proof or try and explain it.

Thanks^^
 
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If you can get hold of a copy, read the intro chapter to Apostol's Calculus Vol.1.
 
neutrino said:
If you can get hold of a copy, read the intro chapter to Apostol's Calculus Vol.1.

Turns out I can get a hold of that.

Thanks guys^^