document.write( "Question 991862: If the diameter of the red marble is 3.0 cm, and by using the formula for volume, what is a good approximation of its volume?\r
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Algebra.Com's Answer #611597 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "given: the diameter of the red marble is \"d=3.0cm\"=> then radius is \"r=d%2F2=3.0cm%2F2=1.5cm\"\r
\n" ); document.write( "\n" ); document.write( "marble is in shape of sphere, so we have\r
\n" ); document.write( "\n" ); document.write( "\"V+=+%284%2F3%29pi%2Ar%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"V+=+%284%2F3%293.14%2A%281.5cm%29%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"V+=+%284%2F3%293.14%2A3.375cm%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"V+=+%284%2F3%2910.5975cm%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"V+=+1.333333333333333%2A10.5975cm%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"V+=+14.13cm%5E3\"=>approximately \"V+=+14cm%5E3\"\r
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