The length, breadth and height of a cuboid are 50 cm, 40 cm and 30 cm respectively. The cuboid is cut into eight identical parts by three cuts. Find the total surface area of all the eight parts of the cuboid.

The length, breadth and height of a cuboid are 50 cm, 40 cm and 30 cm respectively. The cuboid is cut into eight identical parts by three cuts. Find the total surface area of all the eight parts of the cuboid.
1). 18000 cm²
2). 18880 cm²
3). 18080 cm²
4). 18860 cm²

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