Question

3 cubes each of 4 cm are joined end to end to form a cubic. find surface area of cuboid​

Answer 1

Length of cuboid = 4+4+4=12

breath= 4

hieght = 4

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

=2(12×4+4×4+4×12)

=2(48+16+48)

=2(112)

=224

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