.12. Three cuboids of dimensions 5 cm x 6 cm x 7 cm X, 4 cm x 7 cm x 8 cm and 2 cm x 3 cm x 13 cm are melted and a cube is made. Find the side of cube.
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Answer:
10
Step-by-step explanation:
TSA of all cuboid =600
TSA of cube=6a2
600=6a2
a2=100
a=10
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