Two forces 5N &10N are acting at an angle of 120° between them. Find the resultant force in magnitude and direction.

7 answers

use the law of cosines to get the magnitude.

The diagonals of a parallelogram bisect the angles.
R2=A2+B2+2ABCos@ = R2=52+102=2.5.10cos120 R2=25+100+100*-0.5 R2=125-50 R2=75 R=8.66 Ans
i also need answer
Very interesting question
How did you find the value of A and B?
Please what is the answer to the question
Guu khaaloo