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mod 8 vocab
| Question | Answer |
|---|---|
| Constant of variation | The constant ratio in a direct variation. It is also called the constant of proportionality. |
| constant rate of change | The constant ratio in a direct variation. It is also called the constant of proportionality. |
| corresponding parts | Parts of congruent or similar figures that are in the same relative position. |
| direct variation | A relationship between two variables quantities with a constant ratio. A proportional linear relationship. |
| initial value | The starting value in a real world situation in which an equation can be written the y-intercept of a linear function. |
| linear equation | An equation with a graph that is a straight line. |
| linear relationships | A relationship for which the graph is a straight line. |
| rate of change | A rate that describes how one quantity changes in a relation to another quanitiy. |
| rise | The vertical change between any two points on a line. |
| run | The horizontal change between any two points on a line |
| similar figures | Figures that have the same shape but not necessarily the same size |
| slope | The rate change between any two points on a line. The ratio of rise, or vertical change, to the run, or horizontal change. |
| slope-intercept form | An equation written in the form y = mx + b, where m is the slope and b is the y intercept |
| slope triangles | Right triangles that fall on the same line on the coordinate plane |
| solution | |
| y-intercept |