The Length of the Diagonal of a Rectangle Is Given $D=\sqrt{L^{2}+W^{2}}$

Multiple Choice

The length of the diagonal of a rectangle is given by $D=\sqrt{L^{2}+W^{2}}$ where $L$ and $W$ are the length and width of the rectangle. What is the length of the diagonal, $D$ , of a rectangle that is 73 inches long and 45 inches wide? Round your answer to the nearest tenth of an inch, if necessary.

A) 85.8 inches
B) 57.3 inches
C) 57.5 inches
D) 10.9 inches