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The surface area of a (10 cm x 4 cm x 3 cm) brick is A. 84 cm2 B. 124 cm2 C. 164 cm2 D. 180 cm2 |
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Answer» We know that, Surface area of a cuboid = 2 (lb + bh + hl) = 2 (10 × 4 + 10 × 3 + 4 × 3) = 2 (40 + 30 + 12) = 164 cm2 Hence, option C is correct |
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