End of the year math puzzle

Edit Answers
123456789
Across
  1. 2. same shape different size
  2. 5. the same sides
  3. 7. 90 degrees
  4. 8. equal lines
  5. 9. left to right
Down
  1. 1. the same angle
  2. 3. same shape same size
  3. 4. up and down
  4. 6. 4 sided shapes