If two equal forces of magnitude P act at an angle $$\theta$$, their resultant, will be

A

$$\frac{P \cos \theta }{2}$$

B

$$\frac{2 P \sin \theta }{2}$$

C

$$\frac{P \tan \theta }{2}$$

D

$$\frac{2 P \cos \theta }{2}$$