interesting geometry probem

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  1. Interesting Geometry Probem

    I am bulding a sculpture out of rock and need help figuring out how much rock to buy... Here are the figures... 1 ton of 1.5" rock covers 107 sq. ft. My sculpture will be comprised of 24 layers of rock 2" thick. Each layer will be aproximatly 3ft. by 3ft.

    asked by Elizabeth on November 3, 2006