document.write( "Question 62329: Re: Width of a crater if cits circumference is 12.3 miles:\r
\n" ); document.write( "\n" ); document.write( "12.3 (C) = 3.14d\r
\n" ); document.write( "\n" ); document.write( "12.3 3.14d
\n" ); document.write( "---- = -----
\n" ); document.write( "3.14 3.14d\r
\n" ); document.write( "\n" ); document.write( " = 3.9 width
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Algebra.Com's Answer #43139 by 303795(602)\"\" \"About 
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Re: Width of a crater if cits circumference is 12.3 miles:
\n" ); document.write( "12.3 (C) = 3.14d
\n" ); document.write( "12.3 3.14d
\n" ); document.write( "---- = -----
\n" ); document.write( "3.14 3.14d
\n" ); document.write( "= 3.9 width\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "This is already solved. I will try to explain what has happened in each step to maybe make it clearer.\r
\n" ); document.write( "\n" ); document.write( "The formula for cicumference is
\n" ); document.write( "\"Circumference+=+Pi+%2A+diameter\" The width of the crater is another way of describing the diamter of a circle. In this problem we need to use the formula to find the diameter.\r
\n" ); document.write( "\n" ); document.write( "You know that the circumference of the crater is 12.3 miles. Your formula therefore becomes
\n" ); document.write( "\"12.3+=+Pi+%2A+diameter\" divide both sides of the equation by Pi
\n" ); document.write( "\"12.3+%2F+Pi+=+Pi+%2A+diameter+%2F+Pi\"
\n" ); document.write( "\"12.3+%2F+Pi+=+diameter\" Use the value of Pi which you normally use (3.14 or the Pi button on the calculator etc).\r
\n" ); document.write( "\n" ); document.write( "Using posted problem as it is written shows that the answer would be 3.9 miles.
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