Carol has dug a 15 by 20 foot hole for an inground pool. She wants to put a concrete patio all the way around the pool to finish it off, and has purchased enough concrete for 246 square feet of patio. Carol would like to use all of the concrete she has purchased. 1. Sketch the pool and the potential patio, where the width of the patio will be labeled x. 2. Including a patio of width x, what is the total length of the pool? Write an expression in terms of x. 3. Including a patio width x, what is the total width of the pool? Write an expression in terms of x. 4. Using the information above, write a function f(x) that gives you the total area of the pool in terms of the width of the border, . Will this area function be a linear function, or a quadratic?

The next day Hagrid wants to build some pens for his creatures. He wants to build one rectangular enclosure that is divided into three equal parts. If he has 1000 ft. of fencing to use, what is the largest area he can enclose?

Rodney has 1,200 feet of fence with which he wants to build a rectangular section for his puppy to exercise. What should be the measures of the rectangle to have maximum area. Indicate only the smaller of the 2 measurements between length and width. A. 300 B. 250 C.320 D. 280