Question

Page No.
Date
on
40 m
1 A light post
post stands
Ventically the
ground. From point the ground, which
is 10 m
away
from the foot of the
angle of elevation of the top
of the tower is found to be 30. Find
the height of the post.
past, the​

Answer 1

Answer:

Let A be angle of elevation.

Let x be height of post.

so, tanA = P/B

= 10/x

tan30 = 10/x

1/✓3 = 10/x

Therefore, x = 10✓3m.

thus, height of post = 10✓3 m.

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