sir this is the important question from the book -ML aggarwal( avichal publication) class 10th , chapter20 , heights and distances
The angle of elevation of a pillar from a point A on the ground is 45
and from a point B diametrically opposite to A
and on the other side of the pillar is 60.
Find the height of the pillar,
given that the distance between A and B is 15 m.
question no 27 , heights and distances , ICSE board