Problem
In Neverland, there are magic laws of nature, one of which reads: “A magic carpet will fly only when it has a rectangular shape.” Frosty the Snowman had a magic carpet measuring . One day, the Grinch crept up and cut off a small rug of size from this carpet. Frosty was very upset and wanted to cut off another piece to make a rectangle of , but the Wise Owl suggested that he act differently. Instead he cut the carpet into three parts, of which a square magic carpet with a size of could be sown with magic threads. Can you guess how the Wise Owl restructured the ruined carpet?