| Term | Definition |
|---|
| Constant of Variation | a nonzero constant (k) in a direct variation |
| Direct Variation | a linear relationship written in form y=kx |
| Family of Functions | set of functions with basic characteristics in common |
| Linear Equation | any equation that can be written in standard form Ax+By=C |
| Linear Function | a function whose graph forms a straight line |
| Parallel Lines | lines in the same plane having no points in common |
| Perpendicular Lines | lines that intercect to form right angles |
| Rise | the diffrence in y-values of two points on a line |
| Run | the diffrence in x-values of two points on a line |
| Rate of Change | ratio comparing change of dependent variable to change of independent variable |
| Independent Variable | variable whose value determines the value of other variables |
| Dependent variable | variable whose value is determined by the independent variable |
| Slope | a ratio of rise to run for any two points on a line |
| Slope Intercept form | y-mx+b |
| Standard Form | Ax+By=C |
| Point-Slope Form | y-y1=m(x-x1) |
| Transformation | a change in position or size of a figure |
| Reflection | a transformation across a line that produces a mirror image; a flip |
| Rotation | a transformation about a poin; a turn |
| Translation | transformation moving every point the same distance and direction; slide |
Combine with other sets
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