Math Vocabulary

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Across
  1. 5. Triangle with 3 equal sides
  2. 6. 2D figure that passes through two points and goes on infinitely in either direction
  3. 8. 3D shape with 1 vertex, 2 faces, and 1 edge
  4. 13. (two words) 3D shape with rectangles as the base shapes
  5. 14. 3D share with no vertices, 3 faces, 2 edges
  6. 15. Point at which two lines cross
  7. 16. Angle exactly 90º
  8. 17. Lines that never touch
  9. 19. 3D shape with either a square or triangle base, triangle faces, and one vertex opposite the base
  10. 20. Triangle with no equal sides
Down
  1. 1. Angle larger than 90º
  2. 2. 3D shape with no vertices, 1 face, and no edges
  3. 3. (two words) Total area of each side of a 3D shape
  4. 4. 2D figure with one endpoint and goes on infinitely
  5. 7. Triangle with 2 equal sides
  6. 9. Total length around a figure
  7. 10. Angle less than 90º
  8. 11. Amount of space a 3D object can hold
  9. 12. (two words) 3D shape with two triangles as the base shapes
  10. 18. (two words) 2D figure with a start and end point