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3 copper cube are melted to form a single cube the side of these cubes are 5cm 4cm and 3cm find the surface area of the new cube |
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Answer» ong>Answer: melted -----> volume 5^3 + 4^3 + 3^3 125 + 64 + 27 A^3 = 216 A = 6cm side of the NEW cube is 6cm TSA = 6a^2 = 6 × 6 × 6 = 216 cm^2 |
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