If G is the centroid of a Δ ABC, then GA + GB + GC =
If θ is the angle between two vectors only when
0 < θ < π/2
0 ≤ θ ≤ π/2
0 < θ < π
0 ≤ θ ≤ π
0
1
2
3
√3
√5
√2
5
6
Collinear
Vertices of a triangle
Vertices of a right angled triangle
None of these
If the vectors are perpendicular, then λ is
-14
7
14
1/7
30
60
90
Direction of zero vector
Does not exist
Is towards origin
Is indeterminate
If the position vectors of A and B are
√14
√29
√43
√53
