Find the angle of elevation of the sun when the ratio of the length of a pillar and shadow is `1:sqrt3`.

Find the angle of elevation of then sun when the ratio of the length of a pillar and shadow is 1:1.

What is the angle of elevation of sun when the length of the shadow of a pole is sqrt3 times the height of the pole?

Find the argument of sqrt3-i

The length of the shadow of a 9 m high verticel post is 3sqrt3 m.Find the altitude of the sun.[The altitude of the sun is the angle of elevation of the vertex of the post from the front of the shadow of the post].

The angle of elevation of the top of a building from the foot of the tower is 30^@ and the angle of elevation of the top of the tower from the foot of the building is 60^@ .If the tower is 50 m high,find the height of the building

From a point which is 200sqrt2 m away from the base of a temple the angle of elevation of the top of the temple is 45^@ .Find the height of the temple and the slanting distance between the top of the temple and the point.

A tree casts a shadow 4m long on the ground,when the angle of elevation of the sun is 45^@ .The height of the tree (in meters) is a)4 b)3 c)5.2 d)4.5

Two pillars of equal height stand on either side of a road which is 150m wide. At a point on the road between the pillars the angle of elevation of the top of the pillars are 60° and 30°. Find the height of each pillar and the position of the point on the road.

The angle of elevation of the top of a hill at the foot of the tower is 60° and the angle of elevation of the top of a tower from the foot of the hill is 30°.If the tower is 50m high, find the height of the hill.

A man standing on a bank of a river found that the angles of elevation of a tree on the other bank of the river is 60^@ .By retiring 40m back,he found the angle of elevation to be 30^@ .Find the height of the tree and the breadth of the river.