Mathematics: Applications and Interpretation · Topic 3: Geometry and trigonometry

AHL3.13 — The scalar and vector products

Mathematics: Applications and Interpretation · SL / HL · syllabus-mapped notes

1. AIAHL3.13.1

   Scalar (dot) product and angle

   Multiply vectors to a number and read off the angle between them.

2. AIAHL3.13.2

   Vector (cross) product and area

   Build a perpendicular vector whose length gives areas.

3. AIAHL3.13.3

   Resolving a vector along another

   Split a vector into parts along and perpendicular to a direction.