Find the area of the parallelogram whose adjacent sides are `bar(a) = 2 bar(j) - bar(k), bar(b) = -bar(i) + bar(k)`.

Find the area of the parallelgram whose adjacent sides are bar(a)=2bar(i)-3bar(j),bar(b)=3bar(i)-bar(k)

Find the area of the parallelogram whose diagonals are 3bar(i) + bar(j) - 2bar(k), bar(i) - 3bar(j) + 4bar(k)

Unit vectors along the diagonals of the parallelogram whose adjacent sides are bar(i)+bar(j)+bar(k) and bar(i)-bar(j)+bar(k) are

Find the vector area of the parallelogam whose diagonals are 5bar(i)- 3bar(j)- 2bar(k), 2bar(i)- 3bar(j) + bar(k) ,

Find the area of the parallelogram whose diagonals are 3bar(i)+bar(j)-2bar(k) andbar(i)-3bar(j)+4bar(k)

Find the vector area and area of the parallelogram having bar(a) = bar(i) + 2bar(j) - bar(k), bar(b) = 2bar(i) -bar(j) + 2bar(k) as adjacent sides.

Show that area of the parallelogram whose diagonals are given by vec(a) and vec(b) is (1)/(2).|bar(a)xx bar(b)| . Also, find the area of the parallelogram, whose diagonals are 2 bar(i)-bar(j)+bar(k) and bar(i)+3bar(j)-bar(k) .