Malik purchased 7,500 square meters of riverfront property. He gets to determine the dimensions of his property, with the condition that his property boundaries form a rectangle whose area is 7,500 square meters, and the river determines one side of Malik's rectangular property boundaries. a. Which of the following quantities are varying in this situation? Select all that apply.
the area of Malik's property
the width of Malik's property
the length of the river
the perimeter of Malik's property
the length of Malik's property

b. Define the length of Malik's property boundary, l, in terms of the width of Malik's property boundary, w.

c. Define the total length of fencing, F, Malik would need to enclose his property (in meters) in terms of the width of Malik's property boundary, w. (Note that Malik does not need fencing on the side of his property against the river).