A Norman window has the shape of a rectangle surmounted by a semicircle as in the figure below. If the perimeter of the window is 40 ft, express the area, A, as a function of the width, x, of the window.
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
You might also like to view...
Provide an appropriate response.For f(x) = x2 + 4x - 3: (a) Find f(0). (b) Find f(4).
A. (a) -3; (b) 29 B. (a) 0; (b) 35 C. (a) -3; (b) 35 D. (a) 0; (b) 29
Mathematics
Simplify the given expression. Express answer with positive exponents.
9
A. 38/3x108y6 B. 324x108y6 C. 317/3x21y11/3 D. 324x12y6
Mathematics
Solve the problem.Find the amount of money in an account after 9 years if $2500 is deposited at 6% annual interest compounded semiannually.
A. $4223.70 B. $4256.08 C. $4272.85 D. $4284.25
Mathematics
Find the mode(s) for the given sample data. -20, -25, -46, -25, -49, -25, -49
A. -34.1 B. -49 C. -46 D. -25
Mathematics