Across
- 3. a triangle with one angle at 90 degrees
- 6. longest side of a right-angled triangle
- 8. specific part of a polygon between 2 other specified parts
- 10. shows that 2 figures are identical in shape and size
- 12. opposite of included
- 13. fundamental flat, 3 sided shape
- 15. theorem for 2 triangles are congruent
Down
- 1. theorem for proving 2 sides are congruent
- 2. matching parts with the same position
- 4. 2 angles and a adjacent side are congruent
- 5. 2 figures with same shape and size
- 6. 2 right angles are the same shape and size
- 7. a bounding line, surface,or edge
- 9. 1 of the 2 sides that form a right triangle
- 11. figure formed when 2 lines meet
- 14. geometric theorem if all sides of a triangle are equal