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Three cubes of metal with edges 3 cm, 4 cm, and 5 cm respectively are melted to form a single cube. The lateral surface area of the new cube formed is (a) 72 cm2 (b) 144 cm2 (c) 128 cm2 (d) 256 cm2 |
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Answer» Three cubes of metal with edges 3 cm, 4 cm, and 5 cm respectively are melted to form a single cube. The lateral surface area of the new cube formed is (a) 72 cm2 (b) 144 cm2 (c) 128 cm2 (d) 256 cm2 |
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