if two identical cubes a joint end to end together,then what is resulting length
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Two cubs with edge length 8 cm are joined
new length = 2 (8 cm) = 16 cm
new breadth = 8 cm
new height = 8 cm
Surface area of cuboid 2 (lb+bh+hl)
=2[16×8+8.8+8×16]
2[320]=640cm
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