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Across
  1. 2. a triangle with two equal sides
  2. 4. the total area of all its faces
  3. 8. two numbers that locates a specific point on a grid
  4. 9. the amount of Cubes necessary to cover 2D shape
  5. 12. the amount of Cubes required to fill a 3D shape
  6. 13. a closed 3D shape with a length width and height
  7. 14. a point where two or more lines meet
  8. 15. a 3D shape that consists of triangles and a base
Down
  1. 1. tow lines that cross in a right angle
  2. 3. a 2d figure that can fold up into a 3D shape
  3. 5. an angle that is exactly equal to 90 degrees
  4. 6. a closed 2d figure made up of line segments
  5. 7. the distance around a 2bz shape
  6. 10. has bases that are rectangles
  7. 11. a triangle whose all three sides have different lengths