SSC CHSL Model Paper 11

Question : 68 of 100

Marks: +1, -0

A person observes that the angle of elevation of the top of a pole of height 15 metre is 30°. What is the distance (in metres) of the person from the pole?

15
$15√3$
$15/√3$
30

Validate

Solution:

AB =15 metre; BC = x metre
∠ACB = 30°
In ΔABC,

\tan 30°=\AB/\BC

⇒1/√3=15/x

⇒x=15√3\m

Go to Question:

Prev Question

Next Question