Find the area of cardboard required to prepare a closed box of dimensions 12cm x 10 cm x 8 cm .
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dimensions = 12×10x8cm
Area of coboid = 2(lb+bh+lh)
Area=2(12x10+10x8+12x8)
Area=2x120+80+138
Area=238cm square
Area of coboid = 2(lb+bh+lh)
Area=2(12x10+10x8+12x8)
Area=2x120+80+138
Area=238cm square
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