Alivia"s Crossword

12345678910
Across
  1. 5. having the same size and shape
  2. 9. Opposite sides and equal
  3. 10. 3d shape would like like if it was flat
Down
  1. 1. is the amount of space covered
  2. 2. a flat surface
  3. 3. poylgon when all angles are equal side
  4. 4. the amount of space within the perimeter
  5. 6. shape having one parallel side
  6. 7. the amount of a 3-dimensional figure
  7. 8. shapes with shapes facing each other