What is half of 11' 1?

Half of 11 feet 1 inch is 5 feet 6.5 inches. To calculate this, first convert 11 feet 1 inch into inches: 11 feet is 132 inches, plus 1 inch makes 133 inches. Dividing 133 inches by 2 gives you 66.5 inches, which converts back to 5 feet 6.5 inches.