document.write( "Question 32210: The period (the time required for one complete swing) of a simple pendulum varies directly as the square root of its lenth. If a pendulum 12 feet long has a period of 4 seconds, find the period of a pendulum 3 feet long. \n" ); document.write( "
Algebra.Com's Answer #18744 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 4/SQRT12=X/SQRT3 OR X*SQRT12=4*SQRT3 OR SQUARING BOTH SIDES WE GET \n" ); document.write( "12X~2=48 OR X~2=48/12 OR X~2=4 OR X=2 SECONDS. \n" ); document.write( " |