Across
- 3. an angle less than 90º, greater than 0º
- 5. a triangle having three unequal sides and angles
- 7. motion that protects the shape
- 11. a triangle with all sides equal and all angles equal
- 13. mirror image
- 14. links legs together
- 17. pair of matching angles
- 18. a 90º angle
Down
- 1. moving a shape without flipping the image
- 2. one part of a line
- 4. a position
- 6. two triangles with equal sides
- 8. two or more triangles that have the same shape but can be different sizes
- 9. longest side of a right triangle
- 10. the intersection point of two sides of a plane figure
- 12. angle that has the base as one side
- 15. transformation that changes the size of a figure
- 16. the two sides that meet at a right angle