Across
- 3. a line with one endpoint
- 6. lines that will intersect to make a right angle
- 8. a straight line that goes on forever in both directions
- 10. an angle that measures between 91 and 179 degrees
- 11. an angle that measures between 1 and 89 degrees
- 12. an angle that measures exactly 90 degrees
Down
- 1. lines that will never intersect
- 2. when an object can be folded in half and both sides are the same
- 4. the amount of square units to fill the inside of an object
- 5. segment part of a line that has two endpoints
- 7. a dot, an exact location
- 9. the distance around the outside of an object