Question

Three metal cubes with edges 6cm,8cm and 10cm respectively melt down and form a single cube. Find the volume of the new cube. Also find the edges of the new cube with its total surface area???????????? help me to find ans fast

Answer 1

The total volume of metal we got =216+512+1000
=1728 cm^{3}

So the edge of new cube will be 12 cm
And surface area will be 6a^{2}
=6x12x12
=862 cm^{2}