Planes
Represent planes with normals and direction vectors, then solve intersections and angle problems.
Domain
Geometry and trigonometry
Trigonometry, vectors and geometry in two and three dimensions for Mathematics: Analysis and Approaches HL.
3 concepts
Concepts
Trigonometric equations
Select useful identities, solve on a stated interval, and retain every valid trigonometric solution.
Vector equations of lines
Form and interpret vector equations of lines, then use parameters to test intersections and geometric relationships.