Geometry

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Across
  1. 7. Two parallel lines are equal.
  2. 9. A three sided polygon
  3. 10. A five sided polygon.
Down
  1. 1. A seven sided polygon.
  2. 2. A four sided polygon.
  3. 3. one opposite sides are equal and the other opposite side are not equal.
  4. 4. a nine sided polygon.
  5. 5. A closed plain figure.
  6. 6. an eight sided polygon.
  7. 8. A six sided oolygon.