If the position vector of the vertices of a triangle are `hat(i)-hat(j)+2hat(k), 2hat(i)+hat(j)+hat
Channel: Doubtnut
Date: 2020-01-28

If the position vector of the vertices of a triangle are `hat(i)-hat(j)+2hat(k), 2hat(i)+hat(j)+hat(k)` & `3hat(i)-hat(j)+2hat(k)`, then find the area of the triangle.