MATH

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Across
  1. 3. The name of a racing game
  2. 5. Middle of scores
  3. 7. Outside of a prism
  4. 10. C=√a²+b²
  5. 12. Math of shapes
  6. 13. X,Y,Z
  7. 15. S,A,S or S,S,S
  8. 17. Most appearing score
  9. 18. Range of scores
Down
  1. 1. mm, cm, m, km
  2. 2. A survey swayed to one side
  3. 4. inch, foot, yard, mile
  4. 6. The name of a very popular math teacher
  5. 8. A,S,S or A,A,S
  6. 9. Unit of Triangles
  7. 11. Not a speaker
  8. 14. Average of scores
  9. 16. the amount of bend between two lines