Challenge Yael used to have a square garage with 282 ft2 of floor space. She recently built an addition to it. The garage is still a square, but now it has 50% more floor space. What was the
length of one side of the garage originally? What is the length of one side of the garage now? What
was the percent increase in the length of one side?
One side of the garage was originally ft long.
(Round to the nearest tenth as needed.)