Question

Find edge of a cube whose surface area is 864cmsq.

Answer 1

area is 864 cm^2.......

add the formula of 6(a^2)

so a will be 12

Answer 2

hlo mate ✌️

Given :

Surface Area = 864 cm sq.

We , know that :

Area = 6 ×( a^2 )

a = √ (A/6)

a = √(864/6)

a = √144

a = 12 cm

Hope it helps ❣️