six cubes of edge 5cm are placed side by side in a single row and glued together to form a cuboid. find the of the coloured paper used to cover the cuboid completely
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l = 30
b = 5
h = 5
coloured paper used to cover cuboid = 2(lb + bh + hl)
= 2(150 +25 + 150)
= 2(325)
= 650cm^2
b = 5
h = 5
coloured paper used to cover cuboid = 2(lb + bh + hl)
= 2(150 +25 + 150)
= 2(325)
= 650cm^2
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