8th Grade · Geometry
Vector
8.G.A.1
Definition
A quantity with both magnitude and direction, drawn as an arrow. In translations it specifies how far and in what direction each point moves.
Teach it
Where it is taught, with guided notes, practice, homework, an exit ticket and an interactive Teacher Deck.
Examples
- Vector <5, 3> means move 5 right and 3 up.
- The first number is horizontal move; the second is vertical move.
Key rule
A translation vector tells both distance and direction.
Memory hook
An arrow showing how far and which way to slide.