a cubical box has each edge 10cm and other cuboidal box is 12.5 cm long, 10 m wide and 8cm high
1. which box has the smallest total surface area and by how much ?
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Step-by-step explanation:
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Step-by-step explanation:
10m convert tocentimetre 1000)
Total surface area =6a^2
=6×10
=600
Total surface of the cuboid = 2(lb+bh+lh)
. =2(12.5×1000+1000×8+12.5×8)
2(12500+8000+100)
2×20600
=41200
Cubical box has smallest total surface area
=41200 - 600
=40600
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