edges 3 cm, 4 cm and 5 cm are melted and a new cube is formed. Find the edge
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6cm
Step-by-step explanation:
volume of cube of edge 3cm=3cube
=27cu.cm
volume of edge 4cm=4cube
=64cu.cm
volume of edge 5cm=125cu.cm
Total volume=(27+64+125)cu.cm
=216cu.cm
volume of new cube=216cu.cm
edge of new cube=cuberoot 216
=6cm
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