JEE Main & Advanced
Mathematics
Vector Algebra
Question Bank
Numerical Value Type Questions - Vector
question_answer
Find the area of the parallelogram whose diagonals are \[\vec{a}-\vec{b}\] and \[3\,\vec{a}+\vec{b},\] where \[|\overrightarrow{a}|\,\,=2|\overrightarrow{b}|\,\,=2\] and the angle between \[\vec{a}\] and \[\vec{b}\] is \[\pi /6\].