The angle of elevation of the top of a tower from a point on the ground which is 30 m away from the foot of the tower, i... | VSA 2m | Maths | SuperPadhai

Some Applications Of Trigonometry > Question

VSA2 marksYear: 2023EasyCBSE Class 10

trigonometry-applicationsangle-of-elevationtower-height

Question

The angle of elevation of the top of a tower from a point on the ground which is 30 m away from the foot of the tower, is

30°

. Find the height of the tower.

Solution

1

Height of tower

= A B

. In

△ A BC

,

tan 30° = \frac{A B}{30}

+1 mark

2

\Rightarrow A B = \frac{30}{3} = 103

m

+1 mark

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