Question

three cubes of sides is 3 cm 4 cm and 5 cm are melted and a new cube is formed find the side of the new cube
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Answer 1

Answer:

vol.of 3 cubes = vol. of new cube

(3)^3 + (4)^3+(5)^3=a^3

27+64+125=a^3

216=a^3

a= 6