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Ch. 4 Vocab
Ch. 4 Vocabulary words for Algebra I
| Term | Definition |
|---|---|
| coordinate plane | two number lines that intersect at a right angle |
| origin | the point on a coordinate plane where the two number lines intersect |
| x-axis | the horizontal axis |
| y-axis | the vertical axis |
| ordered pair | corresponds to a point in a coordinate plane |
| x-coordinate | the first number in an ordered pair |
| y-coordinate | the second number in an ordered pair |
| quadrants | the four regions of the coordinate plane |
| scatter plot | created by graphing pairs of data on a coordinate plane |
| solution of an equation | an ordered pair that makes the equation true |
| graph of an equation | the set of ALL points (x, y) that are solutions of the equation |
| horizontal | in the left-to-right direction |
| vertical | in the up and down direction |