What is the angle between two vectors A and B, if they are the adjacent sides of a parallelogram drawn from a point and the area of the parallelogram is 1/2AB.

Asked by Avijit Gupta | 16th Feb, 2012, 08:21: PM

Expert Answer:

Area of parellogram = A.B=AB COS?
 
1/2 AB= AB COS?
 
COS?=1/2
 
?= 300

Answered by  | 17th Feb, 2012, 04:38: PM

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