A rectangle has a fixed width of 6 inches and a length of 0 inches. The length of the rectangle then begins increasing at 2.1 inches per second. a. Write a formula that expresses the length of the rectangle in inches, 1, in terms of the number of seconds t since the rectangle began growing. 1 = 2.11 Preview b. Write a formula that expresses the perimeter of the rectangle in inches, P, in terms of the length of the rectangle in inches, I. Preview syntax error c. Write a formula that expresses the perimeter of the rectangle in inches, P, in terms of the number of seconds t since the rectangle began growing. P = Preview d. Suppose the function g determines the perimeter of the rectangle in inches given a number of seconds t since the rectangle started growing. Write a function formula for g. P = a. Write a formula that expresses the radius of a circle in cm, r, in terms of the circumference of the circle in inches, C. T Preview syntax error b. Write a formula that expresses the area of the circle in cm, A, in terms of the radius of the circle in cm, r. Preview c. Write a formula that expresses the area of the circle in cm, A, in terms of the circumference of the circle in inches, C. T= A A * Preview d. Suppose the function f determines the area of the circle in cm given the circumference of the circle in inches, C. Write a function formula for f. f(C)= = Preview