Across
- 5. angles on opposite parts of a line
- 7. the mirror image of a figure over a line
- 8. the height of a triangle
- 10. the side opposite of the right angle in a triangle
- 12. two lines that intersect at right angles
- 14. when lines cross over one another
- 15. changing the shape or position of a triangle
Down
- 1. adjacent angles that form when two lines intersect
- 2. a measure of the steepness of a line
- 3. the sides of a right triangle other than the hypotenuse
- 4. straight lines that do not intersect each other
- 6. changing the size of an object without changing its shape
- 9. a shape moving but not changing
- 11. a line bounded by two distinct end points
- 13. a shape rotating around a center