Question
A rectangular box (cuboid) has length 5 cm, breadth 4 cm
and height 3 cm. Find its volume and total surface area.Solution
Volume = l × b × h = 5 × 4 × 3 = 60 cm³ Total Surface Area (TSA) = 2(lb + bh + hl) = 2(5×4 + 4×3 + 3×5) = 2(20 + 12 + 15) = 2 × 47 = 94 cm².
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