Topic 7

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Across
  1. 7. a mathematical relationship or rule expressed in symbols
  2. 9. To break up a shape
  3. 10. an angle of 90ยบ
  4. 13. size, shapes and dimensions of shapes
  5. 14. Number of cubic units to fill a solid figure
  6. 15. the sum of the areas of a 3D figure
  7. 16. The repeated factor of a number written in exponential form
  8. 18. A segment formed by the intersection of two faces
Down
  1. 1. Quadrilateral with sides all equal (not a square)
  2. 2. Quadrilateral with one pair of parallel sides
  3. 3. The amount of square units the figure encloses
  4. 4. Quadrilateral with opposite sides parallel
  5. 5. 3D figure with two polygons parallel
  6. 6. Two pairs of adjacent side equal in length
  7. 7. Flat surface shaped like a polygon
  8. 8. 3D figure made of 2D polygons
  9. 10. 3D figure with a polygon base triangle sides
  10. 11. Polygon with three sides
  11. 12. Where two edges meet
  12. 17. 2D pattern that is folded into 3D figure