document.write( "Question 1023681: Joe wants to wallpaper the four walls of his bedroom. The room is rectangular and measures 10 feet by 14 feet. The ceiling is 9 feet high. A roll of wallpaper at the store is 2 feet wide and 40 feet long. How many rolls should he buy? Wallpaper is hung ceiling to floor ignore doors and windows. \n" ); document.write( "
Algebra.Com's Answer #639141 by FrankM(1040)![]() ![]() You can put this solution on YOUR website! 10 x 14 means a total perimeter of 48 feet (all the way around 4 walls)\r \n" ); document.write( "\n" ); document.write( "48 ft x 9 ft high is 432 sq ft\r \n" ); document.write( "\n" ); document.write( "A roll is 2 x 40 or 80 sq ft, so 5 are 400 sq ft, and not enough. 6 are needed. \n" ); document.write( " |