What will be the angle between `vec A` and `vec B` , if the area of the parallelogram drawn with `vec A` and `vec B` as its adjacent sides is `1/2 AB` ?

What is the angle between (vec A+ vec B) and (vec A xx vec B) ?

Two vectors vec P and vec Q of the same type with tails at a point O are inclined at angle theta . The diagonal of the parallelogram, drawn with vec P and vec Q as adjacent sides, represents their resultant. Then the area of the parallelogram is given by

What is the angle between vec a and the resultant of vec a+vec b and vec a-vec b?

The angle between vectors A and B is 60^circ . What is the ratio of vec A . vec B and |vec A xx vec B| ?

If angle between vec a and vec b is pi/3 then angle between vec a and -2vec b is:

ABCD is a quadrilateral with vec AB=vec a,vec AD=vec b and vec AC=2vec a+3vec b If its area is alpha xx the area of the parallelogram with AB and AD as adjacent sides,then alpha=

What is the angle between vec(A) and vec(B) , If vec(A) and vec(B) are the adjacent sides of a parallelogram drwan from a common point and the area of the parallelogram is AB//2 ?

If vec A and vec B denote the sides of a parallelogram of area AB/ 2 , then the angle between vec A and vec B is ____.

If vec A.vec B= |vec A xx vec B|, find the value of angle between vec A and vec B .

Area of a parallelogram with adjacent sides determined by vectors vec a and vec b is 30. Then the area of the parallelogram with adjacentsides determined by vectors (vec a+vec b) and vec a is