Maths

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Across
  1. 2. A straight line passing through the centre of a circle touching both sides
  2. 3. A flat surface on a 3D shape
  3. 4. A flat 2D shape that can be folded up to make a 3D solid
  4. 7. The total distance around the outside edge of a circle
  5. 8. The average of a set of data found by adding values and dividing by the total number of items
  6. 10. A way to compare the relative sizes of two or more values
Down
  1. 1. A part of a whole number often shown with a numerator and denominator
  2. 5. A number that can be divided exactly by two
  3. 6. An angle that measures more than 180 degrees but less than 360
  4. 9. The amount of flat space inside a 2D shape