document.write( "Question 1073842: Calculate the length of a great circle on a sphere with a radius of 40 cm. \n" ); document.write( "
Algebra.Com's Answer #688621 by ikleyn(52810)\"\" \"About 
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\n" ); document.write( "\"2%2Api%2Ar\", same as any other circle on a plane.\r
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\n" ); document.write( "\n" ); document.write( "Use your calculator.\r
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