week 8 words

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Across
  1. 6. a shape with 8 sides 8
  2. 7. a 10 sided polygon 10
  3. 8. does not exist 9
  4. 10. half of a cycle 1/2
  5. 11. 2 wheels 2
Down
  1. 1. a shape with 5 sides 5
  2. 2. a mythical animal with one horn 1
  3. 3. a animal 4 legs 4
  4. 4. a shape with 7 sides 7
  5. 5. one million raised to the 7th power 6
  6. 9. 3 wheels 3