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From a point on the ground …

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From a point on the ground the angles of elevation of the bottom and top of a transmission Tower is fixed at the top of a 10 M high building are 30° and 60 degree respectively find the height of the tower.

Posted by Sample Paper 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Sparshika Singh 1 year, 5 months ago

First draw the diagram. Then take height of tower as x. Also tan 30=10/y 1/√3=10/y y=10√3 Use it to find height of tower. Tan 60=10+x/10√3 √3=10+x/10√3 30=10+x x=20 Therefore height of tower is 20m

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