| __ | 1. | Adjacent Sides | | A. | A pair of angles whose measure add to 180 degrees |
| __ | 2. | Complementary Angles | | B. | A pair of angles whose measures add to 90 degrees |
| __ | 3. | Congruent | | C. | Sides that are in the same location on similar shapes |
| __ | 4. | Corresponding Angles | | D. | Angles that are in the same location on similar shapes |
| __ | 5. | Corresponding Sides | | E. | Figures that are the same shape but different size |
| __ | 6. | Equivalent | | F. | Equal |
| __ | 7. | Ratio | | G. | A comparison of two quantities |
| __ | 8. | Scale Factor | | H. | Used to multiply the lengths of a shape to stretch/shrink it |
| __ | 9. | Similar | | I. | Same size and shape |
| __ | 10. | Supplementary Angles | | J. | Two sides of a polygon that have a common vertex |