Question

Find the surface area of a chalk box whose length breath and are 16cm, 8cm, and 6cm respectively.

Answer 1

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Answer 2

surface area of chalk box as cuboid

$= 2h(l + b) \\ = 2 \times 6(16 + 8) \\ = 12 \times 24 \\ = 288 {cm}^{2}$

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