document.write( "Question 439549: The radius of one circle is twice the size of another circle’s radius.
\n" ); document.write( "Is the circumference of the first circle twice the circumference of the
\n" ); document.write( "other circle? Why or why not?
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Algebra.Com's Answer #303769 by lwsshak3(11628)\"\" \"About 
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The radius of one circle is twice the size of another circle’s radius.
\n" ); document.write( "Is the circumference of the first circle twice the circumference of the
\n" ); document.write( "other circle? Why or why not
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\n" ); document.write( "Circumference of circle=2pi*radius
\n" ); document.write( "As you can see from this formula, circumference is directly proportional to radius, that is,
\n" ); document.write( "if you double the radius, the circumference is doubled.
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