Stage 20 · Coordinates & First Functions · 20.1All lessons →
Stage 20 · Coordinates & First Functions

20.1 Pinpointing a Point with Coordinates

Stretch the number line and intervals from last stage out into the plane, and learn how a single pair of numbers can lock down any spot on a flat surface

5 knowledge points
Knowledge point pages
20.1.1 How We Describe Where Something Is20.1.2 From the Number Line to the Coordinate Plane20.1.3 A Point's Coordinates (x, y)20.1.4 The Four Quadrants and Points on the Axes20.1.5 Coordinates and Distance
eastmath.com · 20.1 Pinpointing a Point with Coordinates