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weight of ms hollow bar 20mm*20mm
10mm
If Area = 70mm2 and Height = 20mm Then Base = 7mm Using the formula Area = 0.5 x base x height, we can see that 70mm2= 0.5 x base x 20mm. Then, with simple algebra we can see that 70mm2/(0.5 x 20mm) = base Therefore, base = 7mm
Divide by 1000.
20mm