document.write( "Question 818620: Find the diameter of the circle that has a circumference equal to its area.\r
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document.write( "2
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document.write( "4
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document.write( "8
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document.write( "10
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Algebra.Com's Answer #492683 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! c = 2 pi r \n" ); document.write( "a = pi r r \n" ); document.write( "--- \n" ); document.write( "2 pi r = pi r r \n" ); document.write( "(2 pi r)/(pi r) = (pi r r)/(pi r) \n" ); document.write( "2 = r \n" ); document.write( "--- \n" ); document.write( "diameter = 2r = 4 (circumference units, for example foot, meter, etc.) \n" ); document.write( "--- \n" ); document.write( "Solve and graph linear equations: \n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve quadratic equations, quadratic formula: \n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php \n" ); document.write( "--- \n" ); document.write( "Convert fractions, decimals, and percents: \n" ); document.write( "https://sooeet.com/math/fraction-decimal-percent.php \n" ); document.write( "--- \n" ); document.write( "Calculate and graph the linear regression of any data set: \n" ); document.write( "https://sooeet.com/math/linear-regression.php \n" ); document.write( " |