The area of a rectangle is 180 cm2. If the ratio of length and breadth of the rectangle is 5 : 4, then what is the length (in cm) of diagonal of the rectangle?

The area of a rectangle is 180 cm2. If the ratio of length and breadth

1.	The area of a rectangle is 180 cm2. If the ratio of length and breadth of the rectangle is 5 : 4, then what is the length (in cm) of diagonal of the rectangle?
A.	\(\sqrt {317}\)
B.	\(\sqrt {371}\)
C.	\(\sqrt {423}\)
D.	\(\sqrt {369}\)
Answer» E.