Question

Find the volume and the surface area of a cube, if the area of its one face is 64 cm2

Answer 1

if u understood portuguese it would be better

8^2 is 64 therefor the arest is 8 so the volume is 8^3 that equals 512

the surface are is 64 x 6 because a cube has 6 faces. it equals 384

sssooooo...

the surface are is 348 cm2 and the volume is 512cm3