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A hall has a square floor of dimension 1...

A hall has a square floor of dimension 10m `xx`10 m (see the figure) and vertical walls. If the angle GPH between the diagonals AG and BH is `cos^(-1) (1/5),` then the height of th e hall (in meters) is :

A

`5 sqrt2`

B

`5 sqrt3`

C

`2 sqrt10`

D

5

Text Solution

Verified by Experts

The correct Answer is:
A
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