two cubes each of side 15 CM are joined end to end find the surface area of the resulting cuboid
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acc to ques new fig formed is cuboid
therefore,l=30cm,h=15cm,b=15cm
tsa=2(lb+bh+hl)
=2(450+225+450)
=2×1125
=2250cm2
therefore,l=30cm,h=15cm,b=15cm
tsa=2(lb+bh+hl)
=2(450+225+450)
=2×1125
=2250cm2
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