11th Std Maths Guide |link| Direct

A tower stands vertically on the ground. From a point on the ground 15 m away from the foot of the tower, the angle of elevation of the top of the tower is found to be 60°.

(i) Find the median class. (ii) Calculate the median monthly consumption. (iii) Why is median preferred over mean in such data? 11th std maths guide

(i) Draw a neat diagram and represent the situation. (ii) Find the height of the tower. (iii) If the angle of elevation becomes 30°, how far is the point from the tower? A tower stands vertically on the ground