document.write( "Question 53339: The volume of a cylinder (think about the volume of a can) is given by V = πr2h where r is the radius of the cylinder and h is the height of the cylinder. Suppose the volume of the can is 100 cubic centimeters.
\n" ); document.write( "a) Write h as a function of r. Keep \"\" in the function's equation.
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\n" ); document.write( "\n" ); document.write( "b) What is the measurement of the height if the radius of the cylinder is 2 centimeters? Round your answer to the nearest whole number.
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\n" ); document.write( "\n" ); document.write( "c) Graph this function.
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Algebra.Com's Answer #35598 by Earlsdon(6294)\"\" \"About 
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The volume of a right circular cylinder (tin can) is given by:
\n" ); document.write( "\"V+=+%28pi%29r%5E2h\"\r
\n" ); document.write( "\n" ); document.write( "a) Write h as a function of r if V = 100 cubic cm:
\n" ); document.write( "\"100+=+%28pi%29r%5E2h\" Divide both sides of the equation by \"%28pi%29r%5E2\"
\n" ); document.write( "\"h%28r%29+=+100%2F%28%28pi%29r%5E2%29\"\r
\n" ); document.write( "\n" ); document.write( "b) Find h if r = 2 cm.
\n" ); document.write( "\"h%282%29+=+100%2F%28pi%292%5E2\" (\"pi+=+3.14\" Approx.)
\n" ); document.write( "\"h+=+100%2F%283.14%294\"
\n" ); document.write( "\"h+=+25%2F3.14\"
\n" ); document.write( "\"h+=+7.96\"
\n" ); document.write( "h = 8 cm. (rounded to nearest integer)\r
\n" ); document.write( "\n" ); document.write( "c) The graph of the function \"h%28r%29+=+100%2F%28pi%29r%5E2\":
\n" ); document.write( "\"graph%28300%2C200%2C-20%2C20%2C-5%2C30%2C100%2F%283.14%2Ax%5E2%29%29\"
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