Maths keywords

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Across
  1. 2. the corners of a 2D or 3D shape.
  2. 3. mean, median, and mode are types of this.
  3. 4. sharing a quantity out between a number of people.
  4. 7. the fourth operation in BODMAS.
Down
  1. 1. a number less than zero.
  2. 5. any polygon in which there are at least two unequal side lengths.
  3. 6. a triangle with two equal side lengths.
  4. 8. any number to the right of zero on a numberline.