sir this is the important question from the book -ML aggarwal( avichal publication) class 10th , chapter20 , heights and distances
it is given that From two points A and B on the same side of a building,
the angles of elevation of the top of the building are 30 and 60 respectively.
If the height of the building is 10 m,
find the distance between A and B correct to two decimal places.
question no 28 , heights and distances , ICSE board