What is the total surface area of a cuboid measuring 4 cm by 3 cm by 6 cm?
Answer and explanation
Correct answer: A. 108 cm²
- Step 1: The three pairs of faces give cm². Answer: 108 cm². Why not the others: 72 cm²: gives the volume. 54 cm²: forgets the factor 2. 36 cm²: counts only some faces.
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