From the DfE Mathematics AS and A-Level Content (LINK): The Magnitude & Direction of a 2D Vector J2-01 [Vectors: The Magnitude / Length of a 2D Vector] J2-02 [Vectors: The Direction of a Vector] J2-03 [Vectors: From Component Form to Magnitude - Direction Form] J2-04 [Vectors: Examples of Component to Magnitude - Direction Form] J2-05 [Vectors: From Magnitude - Direction Form to Component Form] J2-06 [Vectors: Examples of Magnitude - Direction to Component Form] Finding the Angle between Two Vectors J2-07 [Vectors: Finding the Angle between Two Vectors] J2-08 [Vectors: Examples of Angles between Vectors] The Magnitude of a 3D Vector J2-09 Vectors: Finding the Magnitude / Length of a 3D vector |