Question

Three cubes each of4cm are joined end to end.find the surface area of the resulting cuboid.

Answer 1

Length=4+4+4=12cm
Breadth=4cm. Height=4cm
Total surface area =2(lb+bh+hl)
=2(48+16+48)=224 cm^2




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Answer 2

hlo

here is ur answer..

as , three cubes are joined together of 4cm then,

lenght of cuboid = 12cm
breadth = 4cm
height = 4cm

surface area of cuboid = 2 ( lb + bh + hl )

2 ( 12 ×4 + 4 × 4 + 4 × 12 )

2 ( 48 + 16 + 48 )

2 ( 112 )

224cm²