A hall has the dimensions 10,m times 12,m tim | vedclass

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Question

(d)Diagonal of the hall = $\sqrt {{l^2} + {b^2} + {h^2}} $
$ = \sqrt {{{10}^2} + {{12}^2} + {{14}^2}} $
$ = \sqrt {100 + 144 + 196} $
$ = \sqrt {44

Vedclass · Accepted Answer

$21$

Vedclass · Answer

(d)Diagonal of the hall = $\sqrt {{l^2} + {b^2} + {h^2}} $
$ = \sqrt {{{10}^2} + {{12}^2} + {{14}^2}} $
$ = \sqrt {100 + 144 + 196} $
$ = \sqrt {440} = 20.97\approx 21 \,m$

A hall has the dimensions $10\,m \times 12\,m \times 14\,m.$A fly starting at one corner ends up at a diametrically opposite corner. What is the magnitude of its displacement...........$m$

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