document.write( "Question 459617: a 5m long ladder is placed against wall its foot 1.8m from the wall .find how far up the wall the ladder reaches \n" ); document.write( "
Algebra.Com's Answer #315167 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Ladder length= 5m \n" ); document.write( "Distance from wall= 1.8m \n" ); document.write( "Height ladder reaches on wall x m \n" ); document.write( " \n" ); document.write( "By Pythagoras theorem \n" ); document.write( "Hypotenuse^2 = Leg1^2+leg2^2 \n" ); document.write( "5^2-1.8^2=x^2 \n" ); document.write( "25-3.24 =x^2 \n" ); document.write( "21.76=x^2 \n" ); document.write( " \n" ); document.write( "x= 4.66 m \n" ); document.write( " \n" ); document.write( " |