Maths vocabulary

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Across
  1. 2. An angle smaller than 90 degrees
  2. 4. A number multiplied by itself
  3. 6. A triangle with equal sides
  4. 8. A number that divides exactly into another number
  5. 11. Distance around a circle
  6. 13. 6 sided shape
  7. 15. Any number in a given times table
  8. 16. An angle larger than 180 degrees
Down
  1. 1. A triangle that has two equal sides
  2. 3. A shape with 5 sides
  3. 5. An angle between 90 and 180 degrees
  4. 7. half the diameter
  5. 9. All sides added together
  6. 10. A triangle with all sides different lengths
  7. 12. A number with exactly 2 factors
  8. 14. 3-D shape with equal length sides