The Lonesome Cowboy had a rectangular corral that was fenced into 6 individual pens with 17 fences. He wanted to remove exactly 6 fences to convert it into 2 aquare corrals for his horses. Which fences must he remove?
Imagine 3 squares on top and 3 on the bottom to make a rectangle. Each line is a fence.
Imagine 3 squares on top and 3 on the bottom to make a rectangle. Each line is a fence.