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From a square sheet of cardboard of side 30 cm, Nikhil cuts equal squares from each corner and folds up the sides to make an open box (no top).
The folded shape is which solid, and how many faces does the resulting open box have?

Class 8Nets of SolidsGeometry
  • AA cuboid (open), 5 faces
  • BA cube, 6 faces
  • CA pyramid, 5 faces
  • DA cylinder, 3 faces

Step-by-Step Solution

Cutting corner squares and folding up makes an open-top cuboid: 1 base + 4 sides = 5 faces (no top).
Answer: A) A cuboid (open), 5 faces

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