Geometry

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Across
  1. 3. Total area of all faces of a 3D object.
  2. 5. A 3D shape with rectangular faces, like a box.
  3. 6. A solid with two circular bases.
  4. 8. A solid with 6 rectangular faces.
Down
  1. 1. A perfectly round 3D object.
  2. 2. A shape whose sides meet at one vertex.
  3. 4. The space inside a 3D object.
  4. 5. A solid with one circular base and a vertex.
  5. 6. A solid with six equal square faces.
  6. 7. A solid with two triangular bases.