Across
- 4. a shape that has 4 sides and 4 angles
- 9. an answer to a multiplication problem
- 10. the space around a shape
- 11. a line that starts at a point and continues forever in one direction
- 12. an angle that measures more than 90 degrees
- 13. the space inside a shape
- 14. an angle that measures 180 degrees
- 15. a line that has two endpoints
Down
- 1. a triangle that has 1 right angle
- 2. a triangle that has no equal sides
- 3. repeated subtraction
- 5. an angle that measures less than 90 degrees
- 6. a line that goes on forever in both directions
- 7. an answer to a division problem
- 8. repeated addition