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1 of 8 0-day streak

Surface area of cuboids

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Question 1 of 8

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Insulation is fitted to every included surface. The object is a closed cuboid

Its length is 20 cm, its width is 24 cm, and its perpendicular height is 20 cm

The top, base and all four side faces are included

Cuboid of length 20 cm, width 24 cm and perpendicular height 20 cm. All six faces are included. Dashed edges are hidden behind the solid.20 cm24 cm20 cm
Schematic, not to scale. All six faces are included
1 mark

Find the total surface area

Format: Exact value