jillian is trying to save water, so she reduces the size of her square grass lawn by 8 feet on each side. the area of the smaller lawn is 144 square feet. in the equation (x – 8)2 = 144, x represents the side measure of the original lawn. what were the dimensions of the original lawn? 4 feet by 4 feet 8 \sqrt[6]{2} feet by 8 \sqrt[6]{2} 8 - \sqrt[6]{2} feet by 8 \sqrt[6]{2} 20 feet by 20 feet