document.write( "Question 254412: Mr.Miller has a 20 foot ladder which he wants to reach 18 feet up the side of his house. To the nearest foot, how far from the base of the house should he place the ladder? \n" ); document.write( "
Algebra.Com's Answer #186789 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! You have a right triangle with one side=18 ft. & an hypotenuse=20 ft. \n" ); document.write( "a^2+b^2=c62 \n" ); document.write( "18^2+b^2=2062 \n" ); document.write( "324+b^2=400 \n" ); document.write( "b^2=400-324 \n" ); document.write( "b^2=76 \n" ); document.write( "b=sqrt76 \n" ); document.write( "b=8.7 or 9 ft. is the distance from the house to the base of the ladder. \n" ); document.write( " |