Across
- 3. how much a 3d figure can hold
- 4. a surface of a 3d figure
- 7. a mathematical rule involving symbols
- 8. a quadrilateral with 1 pair of parallel lines
- 10. a branch of mathematics involving shapes
- 11. two lines that form to make a right angle
- 12. a 3d figure with polygon shaped surfaces
- 15. a polygon with three sides
- 16. a prism is a 3d figure with two parallel faces
- 17. a parallelogram whose sides are all equal
- 19. a 3d figure with a base that is a polygon and triangular faces
- 20. a quadrilateral with 2 pairs of adjacent sides that are equal
Down
- 1. to take a part a shape
- 2. a 2d pattern you can fold to form a 3d shape
- 5. the number of square units enclosed by a shape
- 6. a quadrilateral with both pairs of lines parallel
- 9. the combined area of the faces on a 3d figure
- 13. formed from intersecting faces on a 3d figure
- 14. the point where two sides of a polygon meet
- 18. the line or surface a figure stands on