Geometry Yusuf Maxime

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Across
  1. 3. 2D shape with 6 sides
  2. 4. surface of a shape, measured in units squared
  3. 7. word describing 2 geometrical objects that have the same shape and size
  4. 9. distance around a circle
  5. 10. a straight line joining the centre of a circle to its edge or the centre of a sphere to its surface
  6. 11. the largest circle that can be contained in a triangle, with its center point being the intersection point of its bisectors
  7. 12. flat shape consisting of 4 sides with atleast 2 of those sides parallel to each other
  8. 13. intersection point of two lines that form an angle
  9. 14. two lines that never intersect in 2D space
Down
  1. 1. line that ends on one point and continues indefinitely on the other side
  2. 2. two lines that touch at a single point
  3. 5. flat shape that has 4 sides of equal length with perpendicular diagonals
  4. 6. angle that is less than 90 degrees
  5. 8. surface that continues in all directions in 3D space
  6. 12. Statement that is or can be proven e.g. Pythagoras has proved one
  7. 15. array of infinite points that are aligned with each other