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A fire in building B is reported on tele...

A fire in building B is reported on telephone to two fire stations P and O, 20 km apart from each other on a straight road. P observes that the fire is at an angle of 60 degree to the road and Q observes it an angle of 45 degrees to the road. Which station should send its team and how much will the team have to travel?

Text Solution

Verified by Experts

`In/_BXP`
`tan60=h/(PX)`
`PX=h/sqrt3`
`In/_BXO`
`tan45=h/(OX)`
`OX=h`
`h/sqrt3lth/1`
`PX+OX=20`
...
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