document.write( "Question 217221: Suppose a 12-foot ladder is leaning against a wall so that its base is 2 feet from the edge of the wall. As you climb to the very top of the ladder, you find you can reach 7 feet above the top of the ladder. To what height are you reaching(in feet, to one decimal place)? \n" ); document.write( "
Algebra.Com's Answer #163797 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! a^2=c^2-b^2 \n" ); document.write( "a^2=12^2-2^2 \n" ); document.write( "a^2=144-4 \n" ); document.write( "a^2=140 \n" ); document.write( "a=11.8 \n" ); document.write( "11.8+7=18.8 ft reach \n" ); document.write( " |