BASIC GEOMETRY

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Across
  1. 2. 4 SIDED POLYGON, ALL SIDES AND ANGLES EQUAL
  2. 5. POLYGON WITH UNEQUAL SIDES
  3. 7. ANGLE 90 DEGREES
  4. 8. ANGLE < 90 BUT > 0
  5. 10. JOINING NON ADJACENT POINTS IN A POLYGON, WE GET THESE
  6. 13. ALL RADII ARE EQUAL IN THIS SHAPE...
  7. 15. TRIANGLE 2 SIDES EQUAL
  8. 18. QUADRILATERAL WITH OPPOSITE SIDES PARALLEL
  9. 19. PORTION OF A CIRCLE
  10. 20. POLYGON ALL SIDES EQUAL
  11. 22. QUADRILATERAL WITH 1 SIDE OF OPPOSITE SIDES PARALLEL
  12. 23. ANGLE A, 180>A>90
Down
  1. 1. A 3 SIDED POLYGON
  2. 3. A CLOSED SHAPE WITH MANY SIDES
  3. 4. LENGTH OF A CIRCLE IS CALLED...
  4. 6. QUADRILATERAL, ALL SIDES EQUAL BUT NOT ALL ANGLES
  5. 7. 4 SIDED POLYGON, ALL ANGLES 90
  6. 9. HALF OF A CIRCLE
  7. 11. SIDES SIDES OF A POLYGON THAT SHARE A VERTEX
  8. 12. PORTION OF A CIRCLE BOUNDED BY CHORD AND ARC
  9. 13. DIAMETER IS THE LONGEST...?
  10. 14. TRIANGLE WITH ALL SIDES EQUAL
  11. 16. POLYGON IS EITHER CONVEX OR...?
  12. 17. TRIANGLE WITH UNEQUAL SIDES
  13. 21. PORTION OF A CIRCLE BOUNDED BY 2 RADII AND ARC