2D and 3D Shapes

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Across
  1. 2. All 4 sides are the same length
  2. 4. I'm round and have no corners or edges
  3. 6. All my 6 faces are square
  4. 7. Finish the Rhianna song "shine bright like a ___"
  5. 8. My three sides add to 180 degrees
Down
  1. 1. You would find lots of these in Egypt
  2. 2. Ronaldo loves to play with this shape on the field
  3. 3. I'm a 6 sided 2D shape
  4. 4. I'm the shape of a cereal box
  5. 5. I'm the shape of the squares cereal bar