Shapes

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Across
  1. 1. It is closed shape
  2. 3. This is the shape of chess board
  3. 6. It is 3D shape of circle
  4. 7. It is 3D shape of Triangle
  5. 8. It is a shape category, where the line-segments/curves do not meet
Down
  1. 2. It is 3D shape of rectangle
  2. 4. It is a shape, where length of the opposite sides are equal
  3. 5. Shape which has 3 corners
  4. 7. It is a 3D figure, made up of six squares