$$\triangle$$PQR is a right angled triangle. $$\angle$$ Q = 90 degree. PQ = 9 cm and QR = 11 cm. What is the value of $$\cot$$ P'?

A

$$\frac{9}{11}$$

B

$$\frac{11}{9}$$

C

$$\frac{9}{\sqrt{202}}$$

D

$$\frac{\sqrt{202}}{9}$$