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Find the length of the longest pole that can be placed in a room 12m long 8m broad and 9m high.

12
13
15
17
Explanation:


Sol. Length of longest pole = Length of the diagonal of the room

= √(122+82+92= √(289)= 17 m.
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Find the length of the longest pole that can be placed in a room 12m long 8m broad and 9m high.

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