Math

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Across
  1. 2. Type of line segment
  2. 4. What the side of a 3D shape is called
  3. 5. Parallelogram with equal sides and opposite angles
  4. 6. Solid figure with many plane faces (usually 6+)
  5. 10. Quadrilateral with only one pair of parallel sides
  6. 11. Solid shape with matching ends
  7. 14. Branch/type of math
  8. 17. Four sided shape with parallel lines
  9. 18. Quadrilateral whose four sides can be grouped into two pair of equal length sides
  10. 19. Amount of unit squares that could be contained in a 2D shape
  11. 20. Rule expressed in symbols
Down
  1. 1. Break down a number/problem
  2. 3. Lines going in opposite directions often times forming a right angle
  3. 7. Angular point of a polygon
  4. 8. Three sides shape
  5. 9. Combination of letters/numbers that a system of counting uses to represent numbers
  6. 12. Area of an outer layer
  7. 13. 3D version of a triangle
  8. 15. Pattern that you can cut and fold to make a 3D shape
  9. 16. Amount of space within a 3D shape