The circumference of a circle is \(10\pi.\) Which of the following is not a possible value of the area of a rectangle inscribed in it?
A. \(30\)
B. \(40\)
C. \(20\sqrt2\)
D. \(30\sqrt2\)
E. \(40\sqrt2\)
Answer: E
Source: Manhattan GMAT
A
B
C
D
E