The Length of a Rectangular Floor Is 8 Meter Less

Multiple Choice

The length of a rectangular floor is 8 meter less than twice its width. If a diagonal of the rectangle is 20 meters, find the length and width of the floor.

A) width is 11 m, length is 17 m
B) width is 10 m, length is 15 m
C) width is 24 m, length is 32 m
D) width is 12 m, length is 16 m
E) width is 14 m, length is 18 m