What will be the length of the longest bar which can be kept in the hall of 12 m long, 4 m wide and 3 m high?
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Answer:
13 m
Step-by-step explanation:
the length of the longest rod which can be kept n the room is its diagonal
diagonal of a cuboid = √(L²+B²+H²)
=√(12²+4²+3²)
=√(144+16+9)
=√169
=13 m
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