Across
- 1. Lines that stay the same distance apart and never touch
- 4. A polygon with exactly six sides and six angles
- 6. Lines that meet or cross at a perfect 90 degree angle
- 8. A closed 2D shape with at least three straight sides
- 10. An angle that measures more than 90 degrees but less than 180 degrees
Down
- 2. A polygon with three sides; the sum of its internal angles is always 180 degrees
- 3. An angle that measures less than 90 degrees
- 5. The "corner" or point where two lines meet to form an angle
- 7. An angle that looks like the corner of a square that makes a 90 degree angle
- 9. A quadrilateral with four right angles; opposite sides are equal and parallel