Three cubes of iron whose edges are 6 cm, 8 cm, and 10 cm are melted and formed into a single cube. The edge of the new cube formed isA12 cmB14 cmC16 cmD18 cmAnswer: A. 12 cm Read Explanation: Volume of new cube = [(6)³ + (8)³ + (10)³]cm³ = (216 + 512 + 1000) cm³ = (1728) cm³ = 2³ x 6³ cm Edge of this cube = (2 x6) = 12 cmRead more in App