Geometry

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Across
  1. 3. I can be used as a Pyramid
  2. 5. i can be used as an attic, or a skyscaper
Down
  1. 1. I am sometimes found in your Drink, or i can be rolled
  2. 2. I can be used as a toilet paper Roll
  3. 3. I can be used as a tent, or the base of a building
  4. 4. I can be used as a ball