JEE Main 26-Aug-2021 Shift 2 Solved Paper

Section: Mathematics
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Question : 75 of 90
 
Marks: +1, -0
A hall has a square floor of dimension 10m×10m (see the figure) and vertical walls. If the ∠GPH between the diagonals AG and BH is cos−1
1
5
, then the height of the hall (in m ) is
[26 Aug 2021 Shift 2]
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