Shapes And Numbers

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Across
  1. 1. Six sided polygon.
  2. 3. Four equal sides.
  3. 8. Nothing at all.
  4. 9. A dozen.
  5. 11. Three sides only.
  6. 12. Five sided figure.
  7. 13. Three dimensional square.
Down
  1. 2. Egg shaped curve.
  2. 4. Infinity on its side.
  3. 5. Lucky number.
  4. 6. Round and endless.
  5. 7. Long square cousin.
  6. 10. Sparkly shape or gem.