TS ICET 24 May 2019 Shift 1 Paper

Question : 108 of 200

Marks: +1, -0

Two equal cubes of side of length 18 cm are joined together to form a cuboid. Then the total surface area of this cuboid (in sq.cm) is:

Solution:

Total surface area

= 2 [(36×18) + (18×18) + (36×18)] = 2[648 + 324 + 648]

= 3240 cm^2

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