Vocabulary game

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Across
  1. 3. Distance between the centre and circumference of circel
  2. 6. how many chords can be drawn in a circle
  3. 8. The space between two intersecting lines
  4. 9. Polygon with five sides
  5. 10. SI unit of distance
  6. 11. addition in mathematics
  7. 12. The point where two diameter of circle intersect
  8. 14. Part of a whole
Down
  1. 1. Numbers with +ve and -ve signs
  2. 2. Number with only two factors
  3. 4. SI unit of Time
  4. 5. shape with equal length and breadth
  5. 7. One and only even prime number
  6. 13. Minor mistakes in solving problems