MATHS

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Across
  1. 1. Your ludo dice has my 3D shape
  2. 3. A 3D shape with 2 flat and 1 curved surface
  3. 5. I am a 3D shape found in Egypt with 8 edges
  4. 6. I am 3D and I have no edges, vertices or boundaries
  5. 9. I have eight sides and you would find me as a stop sign
Down
  1. 1. I am a 3D shape and new shoes come in me
  2. 2. A 2D shape with 4 sides out of which 2 are parallel
  3. 4. I am 2D with six sides
  4. 7. I am 2D and the sum of my internal angles is 540 degree
  5. 8. I am 2D and you love flying me on Independence Day