Question

a cubic is formed by joining two identical cubes of value 64cmcube find the total surface area of the cubied​

Answer 1

Answer:

very difficult question answer this

Answer 2

Answer:

side of cube = a^3

64=a^3

a=4cm

l of cuboid = 4+4= 8cm

b of cuboid = 4cm

h of cuboid = 4cm

T.S.A. of cuboid so formed = 2(lb+bh+hl)

= 2(8*4+4*4+4*8)

= 2(32+16+32)

= 2×80

= 160cm^2 Ans.