Question

2) A ladder resting at wall, distends an angle of 60 degree at a certain point 20 meters from the bottom of the wall. What is the height of the wall? ​

Answer 1

Step-by-step explanation:

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Answer 2

Let AC be the ladder and AB be the wall.

Then,BC is the distance between the base of the ladder &wall.

Also,<C=60 degree

NOW,In triangle ABC, tan60=AC

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BC

$\sqrt{3} = \frac{x}{20}$

$x = 20 \sqrt{3}$