A rancher plans to fence in a rectangular corral adjacent to a river for a herd of cattle The corral must contain 281 250 square meters in order to provide enough grass or the herd No fencing is required along the river Use calculus to determine the dimensions and of the corral that will require the least amount of fencing How much fencing is required 2 The length of the shorter side of the optimal corral is The length of the longer side of the optimal corral is Y 20 meters long meters long