Question

4. Two cubes each of volume 64 cm are joined end to end together. Find the surface areaof the resulting cuboid.​

Answer 1

Answer:

The volume of cube 64cm  ^3

Side of cube   3 64  =4cm

Length of resulting cuboid 4+4=8

Surface area  

=2(lb+hl+bh)

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

=2(16+32+32)

=2(80)=160cm  ^2

Step-by-step explanation:

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