Find the length of rod that can be placed in room measuring 12m,9m,8m
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The length of the rod is 17m
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answer = a2 =l2 +b2 +h2
a2 =12×12+9×9+8×8
a2 =289
a =17m
a2 =12×12+9×9+8×8
a2 =289
a =17m
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