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Find the total surface area of a cuboid with length 5 cm, breadth 4 cm and height 3 cm (in $cm^{2}$ ).

Competition practiceAreas & Volumes

A94
B85
C103
D188

Step-by-Step Solution

Total surface area = 2(lb + bh + hl) =

2 (5 \times 4 + 4 \times 3 + 3 \times 5) = 2 (20 + 12 + 15) = 2 \times 47 = 94 cm^{2}

.

Answer: A) 94

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