An observer is standing on level ground 50 m from the foot of a vertical lamp post
MATHEMATICS · Subjective · CBSE · Mathematics · Applications of Trigonometry · Applications of Trigonometry
Problem
An observer is standing on level ground 50 m from the foot of a vertical lamp post. Let θ be the angle of elevation of the top of the lamp post from the observer’s eye level. State the trigonometric ratio that relates the height h of the lamp post to the given distance 50 m and angle θ.