Unit 3 Vocabulary

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Across
  1. 1. the line on a graph that runs vertically (up-down) through zero
  2. 2. says that two ratios (or fractions) are equal
  3. 5. a comparison of two related quantities, often written "this per that"
  4. 6. The line on a graph that runs horizontally (left-right) through zero
  5. 7. How much of something per 1 unit of something else
  6. 8. the point (0, 0) where the x and y axes cross
  7. 9. parts per 100, tells you a ratio "out of 100"
  8. 11. the horizontal value in an order pair, always written first
Down
  1. 1. the vertical value in an ordered pair, always written second
  2. 3. used to show the position on a graph, where the x value is first, and the y value is second
  3. 4. any of the 4 areas made when we divide up a plane by an x and y axis, usually numbered I, II, III and IV
  4. 10. shows the relative sizes of two or more value, written using a colon, as a fraction, or with the word "to"