Each wall in Zach's bedroom is 11 feet long and 8 feet high. Zach paints 3 walls of his bedroom orange. How many square feet does Zach paint orange?

To find the total square footage Zach paints orange, we first calculate the area of one wall: 11 feet (length) x 8 feet (height) = 88 square feet. Since Zach paints 3 walls, the total area he paints orange is 88 square feet x 3 = 264 square feet. Zach paints 264 square feet of his bedroom orange.