Across
- 3. An angle more than 90 degrees but less than 180 degrees
- 5. A quadrilateral with no sides parallel
- 7. A triangle with all sides a different length
- 9. A line lying on the shortest path between any two of its points
- 13. A triangle with all sides the same length
- 15. Two distinct lines intersecting each other at 90° or a right angle
- 16. A shape with all its sides the same length
- 19. An angle that is larger than 180 degrees
- 20. A line that is a right angle to a horizontal line
Down
- 1. A line that is a right angle to a vertical line
- 2. An angle that is 90 degree
- 4. A triangle with two sides the same length
- 6. A common and common vertex
- 8. An angle less than 90 degrees
- 10. A shape with 4 equal straight lines
- 11. a shape with six straight sides and angles
- 12. A shape with 3 lines and 3 angles
- 14. Lines that are side by side and having the same distance between them continuously
- 17. A quadrilateral all of whose sides have the same length
- 18. A shape that has 5 straight lines and 5 angles