Across
- 7. √[(x₂ - x₁)² + (y₂ - y₁)²]
- 10. triangles that have the same shape
- 12. divides angel/line into two equivalent parts.
- 14. mirror image of the shape
- 15. The line or curve between two points
- 16. exact position or location on a plane surface
Down
- 1. a flat surface that extends into infinity
- 2. two rays meeting at a common endpoint
- 3. the opposite of another operation.
- 4. the middle point of a line segment
- 5. ¨if not A then not b¨ ¨if A then B¨
- 6. lines that dont touch but same distance
- 8. argument using a table with two columns
- 9. the hypothesis and conclusion are reversed
- 11. shortest distance between two points.
- 13. changing the size of object not shape