Across
- 4. you move a figure without flipping or turning it
- 6. perpendicular segment from a vertex of a triangle to the opposite side
- 7. side opposite the right angle in a right triangle
- 10. transformation in which the figure is the mirror image of the other
- 12. of the two congruent sides of an isosceles triangle
- 14. triangles/triangles with all corresponding parts congruent
- 15. triangle/triangles whose angles are congruent
- 17. angle/the angle opposite the base of non equilateral isosceles triangles
- 18. triangle/a triangle with one angle that measures 90º
- 19. side of a triangle that is not congruent to either of the other sides
- 20. angle/the angle formed by a base and an adjacent side
- 21. triangle/a triangle with angles whose measures are less than 90º
Down
- 1. triangle/a triangle in which at least two sides are congruent
- 2. property/when a side or angle is shared by two figures, the side or angle is congruent to itself
- 3. sharing a common vertex and sides sharing a common angle
- 5. a figure pivots around one point
- 8. triangles/triangles whose sides are congruent
- 9. triangle/a triangle in which no two sides are congruent
- 11. triangle/a triangle with one angle that measures greater than 90º and less than 180º
- 13. segment from a vertex of a triangle to the midpoint of the opposite side
- 16. line/a line introduced into a diagram for the purpose of clarifying a proof