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8. Find the length of the longest pole that can be placed in a room whose length, breadth and height20 m, 20 m and 10 m respectively.

Answer»

longest pole or we have to find the HCF of 20,20 and 10so it will be 20= 2*2*520=2*2*510= 2*5so longest pole will be of 10 m



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