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Vectors & 3D Geometry
Arrows in space and the geometry of three dimensions.
2 units·1 class covered
Why this matters
A number tells you how big. A vector tells you how big AND which way. Suddenly aeroplane routes, wind, force and electric fields all make sense.
3D graphics, robotics, physics, aerospace — every field that lives in real space uses vectors. In Class 12 boards, vectors + 3D geometry is a consistent 14-mark scoring block.
The story arc
- Class 11First taste — 3D coordinates and the distance formula.
- Class 12Full vector algebra + lines and planes in 3D space.
Practice bank in progress for this topic — the units below are still browsable, and topic practice unlocks once questions are seeded.