Prajwal's Geometry crossword puzzel

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Across
  1. 4. A quadrilateral with one pair of parallel sides
  2. 7. The longest side of a right triangle
  3. 9. A polygon with four sides
  4. 10. A polygon with three sides
  5. 11. Formed by two rays with a common endpoint
  6. 12. Distance from the center of a circle
  7. 13. A closed figure with three or more sides
  8. 14. A rectangle with all sides equal
Down
  1. 1. Lines that never intersect
  2. 2. A point where lines meet
  3. 3. Having the same size and shape
  4. 5. A quadrilateral with four right angles
  5. 6. A chord through the center
  6. 8. Lines that intersect at a right angle
  7. 11. Square units needed to cover a surface