Question: 1. The angle of elevation of the tp of a lamp post when observed from a point 40 m from the foot of the lamp post is 30 degrees.find the hieght of lamp post.
2. The agle of elevation of a tower at a point 60 m from it's base is cot inverse 3/5 .obtain the height of tower.
3. What is the angle of elevation of the sun when the lenght of the shadow of a pole is square root of 3 times the height of the pole?