Grade 7 · Unit 1 · Lesson 6 · part 1 of 5
The Words We Use
The vocabulary for this lesson, in one place.
Words we use
| Word | Plain English | What you do |
|---|---|---|
| Point | A pair of numbers that marks one spot on the graph. | Read it with the sentence frame: in x input units, you get y output units. |
| Ordered pair (x, y) | The input first, then the output. | Never swap them: (3, 24) is 3 hours, 24 dollars. |
| Origin, (0, 0) | Zero in gives zero out. | Check that every proportional graph goes through it. |
| (1, r) | The point that shows the unit rate. | Go over to 1 and up to the line to read r. |