Calculate the area (square metre) of the formwork required for a beam of 2 m span and cross section dimension of 400 mm x 200 mm.
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Answer:
2.16 m²
Explanation:
Area = 2 x 0.4 x2 + 2 x 0.4x.2 + 2x0.2 = 1.6 + 0.16 + 0.4 = 2.16 m²
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