document.write( "Question 888420: If a circle has a radius length of 2x units, what is the circle’s circumference?\r
\n" ); document.write( "\n" ); document.write( "The choices are:
\n" ); document.write( "1) pi(x)
\n" ); document.write( "2) 1/2 pi(x)
\n" ); document.write( "3) 4 pi(x)
\n" ); document.write( "4) 2 pi(x)
\n" ); document.write( "

Algebra.Com's Answer #537355 by JulietG(1812)\"\" \"About 
You can put this solution on YOUR website!
The formula for circumference of a circle is C=Pi*Diameter (or 2 Pi R)
\n" ); document.write( "If the radius is 2x, simply insert that value into the formula to get
\n" ); document.write( "C = 2 Pi (2X) or C = 4 Pi X
\n" ); document.write( "
\n" );