POLYGON

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Across
  1. 5. A TRIANGLE WITH ALL SIDES EQUAL
  2. 6. A QUADRILATERAL WITH ONLY ONE PAIR OF OPPOSITE SIDES PARALLEL
  3. 7. A TRIANGLE WITH TWO EQUAL SIDES
  4. 9. A TRIANGLE WITH ONE OBTUSE ANGLE
  5. 10. A THREE SIDED CLOSED FIGURE
Down
  1. 1. A QUADRILATERAL WITH BOTH PAIRS OF OPPOSITE SIDES PARALLEL
  2. 2. A QUADRILATERAL WITH OPPOSITES SIDES EQUAL AND PARALLEL AND ALL ANGLES AS 90
  3. 3. A QUADRILATERAL WITH ALL SIDES EQUAL
  4. 4. A FOUR SIDED CLOSED FIGURE
  5. 8. A QUADRILATERAL WITH ALL SIDES EQUAL AND ALL ANGLES 90