1.

2 cube each of volume 64 cm cube are joined end to end find the surface area of the results cuboid ​

Answer»

Answer:

The volume of cube 64cm3

Side of cube 364=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)=160cm2



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