If two equal forces of magnitude P act at an angle 9°, their resultant will be________________?

(A) P/2 cos 9/2 (X)
(B) IP sin 9/2 (X)
(C) 2P tan 9/2 (X)
(D) IP cos 9/2 ()
(E) Psin 9/2 (X)

Answers: If two equal forces of magnitude P act at an angle 9°, their resultant will be IP cos 9/2.