length,breadth and height of cubical room are 6.15m,4.25m and3.16m.find the length of longest roaf required to measure each of length and height of the room completely.Also find how many times we will use this rod of longest length to measure length, breadth and height.
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Answer:Length(l)=8m50cm=8.5m
Breadth(b)=6m25cm=6.25m
Height(h)=4m75cm=4.75m
Note:Themaximumlengthoftherodthatcanbeplacedinacuboidisalongthediagonal.So,therodoflengthequaltothediagonalisthemaximumlengthwhichcanbeplacedincuboid.
Therefore,the maximum length of rod that can be placed is 11.57m
Hope this helps you☺☺
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