Question
If 3 cubes of side 10 cm each are connected in a row, find
the total surface area of the shape formed.Solution
ATQ,
Length = 3 × 10 = 30 cm
Breadth = 10 cmHeight = 10 cm
Total surface area = 2 × (30 × 10 + 10 × 10 + 10 × 30)
= 2 × (300 + 100 + 300) = 2 × 700 = 1,400 cm²
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