three cubes each of volume 8cm³ are placed one against the other in one line .Find the total surface area of the cuboid formed
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three cubes each of volume 8cm³ are placed one against the other in one line .Find the total surface area of the cuboid formed
axbqqffrbn
com al
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Volume of cubes s
3
=8cm
3
Measure of each side s=2 cm
The two cubes are placed end to end.
Then,
Dimensions of the resulting cuboid =>
Length=(2+2) cm=4 cm
Breadth=Height=2 cm
Total surface area of the cuboid =2(lb+lh×+bh)
=>2[(4×2)+(4×2)+(2×2)] cm
2
=>[2×(8+8+4)]cm
2
=>[2×20]cm
2
=>40cm
2
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