Across
- 2. a quadrilateral with four equal sides
- 4. a part of a line with two end points
- 5. a ninety degree angle
- 7. a polygon with four sides and four angles
- 10. a polygon with one pair or parallel sides
- 11. the point where two sides meet
- 12. the flat surface of a 3D shape
- 13. the 3D version of a square
- 14. the distance around a figure
Down
- 1. a polygon made of one continuous line
- 3. a plane figure that can be folded along a line so the two parts match.
- 6. a triangle that has three equal sides
- 8. a triangle with two equal sides
- 9. the size a surface takes up (measured in square units)
- 15. a part of a line with one end point and goes in one direction without end