Find the surface area of the cuboid having, breadth 2.5 m, length 1.4 m and height 4 m.

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Solution

Surface area of cuboid = 2( l x b + b x h + l x h) sq.units

= 2(1.4 x 2.5 + 2.5 x 4 + 1.4 x 4)

= 2(3.5 + 10 + 5.6)

= 2(19.1)

= 38.2 $m^{2}$

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Find the surface area of the cuboid having, breadth 2.5 m, length 1.4 m and height 4 m.

Surface area of cuboid = 2( l x b + b x h + l x h) sq.units = 2(1.4 x 2.5 + 2.5 x 4 + 1.4 x 4) = 2(3.5 + 10 + 5.6) = 2(19.1) = 38.2 m2

Surface area of cuboid = 2( l x b + b x h + l x h) sq.units

= 2(1.4 x 2.5 + 2.5 x 4 + 1.4 x 4)

= 2(3.5 + 10 + 5.6)

= 2(19.1)

= 38.2 $m^{2}$