document.write( "Question 195454: The period T (time in seconds for one complete cycle) of a simple pendulum is related to the length L (in feet) of the pendulum by the formula 8T2 = 2L. If a child is on a swing with at 10-foot chain, then how long does it take to complete one cycle of the swing?\r
\n" ); document.write( "\n" ); document.write( "8T2 = 2L =
\n" ); document.write( "8T2 = 3.142(10)=
\n" ); document.write( "8T2 = 9.86(10)= 98.60
\n" ); document.write( "8T2 = 398.60
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Algebra.Com's Answer #146576 by vleith(2983)\"\" \"About 
You can put this solution on YOUR website!
\"8T%5E2+=++2L\"
\n" ); document.write( "Given L = 10
\n" ); document.write( "\"8T%5E2+=+2%2A10\"
\n" ); document.write( "\"T%5E2+=+20%2F8\"
\n" ); document.write( "\"T+=+sqrt%285%2F2%29\"
\n" ); document.write( "\"T+=+1.58\" seconds
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