document.write( "Question 1040419: The distance an object falls varies directly with the square of the time it spends falling. If a ball falls 78.4 meters after falling for 4 seconds, how far will it fall after 9 seconds? \n" ); document.write( "
Algebra.Com's Answer #655221 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! d=kt^2 \n" ); document.write( "78.4=k*16 \n" ); document.write( "k=78.4/16=4.9 \n" ); document.write( "d=4.9*9^2=4.9*81=396.9 meters \n" ); document.write( " \n" ); document.write( " |