1. A farmer has 720 feet of fencing to enclose two rectangular corrals. What dimensions should be used to maximize the enclosed area?

2)George is creating a flyer that is to contain 36 sq. in of print. The margin at the top is 1.5" inches, the margin at the bottom is 2" inches. The margins on the sides are each 1" inch. What should the dimensions of the page be so that the least amount of paper is used?

3)The administration at a large school has 2400 feet of fencing to fence in a rectangular playground using the building as one side of the yard. If the fencing is used for the remaining 3 sides, find the area of the largest possible yard.

4)Find the area of the largest rectangle that can be created inside the top half of a circle of radius 6 feet.