Question
Download Solution PDFThe length of a cuboid is thrice of its breadth and the height of cuboid is twice of its breadth. If the breadth of the cuboid is 6 cm. then what is the total surface area of cuboid?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven
Breadth (b) = 6 cm
Length (l) = 3b = 18 cm
Height (h) = 2b = 12 cm
Concept:
The total surface area of a cuboid = 2(lb + bh + hl)
Solution:
Substitute the values into the formula:
2(18 × 6 + 6 × 12 + 12 × 18)
2(108 + 72 + 216) = 792 cm²
Hence, the total surface area of the cuboid is 792 cm².
Last updated on Jun 26, 2025
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