The shadow of a tower is formed on the ground when the angle made by the sun’s ray with the ground is 30°. If the height of the tower is 50m, find the length of the shadow of the tower.

The shadow of a tower is formed on the ground when the angle made by the sun's ray with the ground is 30°. If the height of the tower is 50m, find the length of the shadow of the tower.

In the given figure, PQ = PS and QR = SR. If QR = 27cm, PR = 30cm and PRQ = 30°, find the area of kite PQRS.

In the given figure, PQ = PS and QR = SR. If QR = 27cm, PR = 30cm and PRQ = 30°, find the area of kite PQRS.

A 1.5 Meters tall person is standing in front of a 41.5m high tree. When observing the top of the tree an angle of 45° is formed with the eyes. Find the distance between the tree and the person.

A 1.5 Meters tall person is standing in front of a 41.5m high tree. When observing the top of the tree an angle of 45° is formed with the eyes. Find the distance between the tree and the person.

In triangle ABC, the sides a=4cm, b=6cm, and c=60°, find the area of the given triangle.

In triangle ABC, the sides a = 4cm, b = 6cm and c = 60°, find the area of the given triangle.

Find the height of the house if distance from tree is 20ft and angle of

From the roof of a house, the angle of depression of the top of a tree  20 ft high was found to be 30°. If the distance between the house and the tree is 10√3 ft, find the height of the house.

In triangle XYZ If XY = 8 cm, YZ = 12 cm and area is 24 sq. cm, find angle XYZ.

In the given ΔXYZ, XY = 8 cm, YZ = 12 cm and the area of triangle ΔXYZ is 24 sq. cm, find the size of angle ∠XYZ

Find the distance between house and the temple if the heights of house

The heights of house and temple are 13 m and 25 m respectively. If a man observes the roof of a temple he finds the angle of depression 45°, find the distance between the house and the temple.

General value of θ if sin9θ = sinθ

If the value of sin9θ = sinθ then what is the value of θ ?

Find the value of sin 75º . sin 15º without using calculator or table

Find the value of sin 75º . sin 15º without using calculator or table

Find the value of tan15º without using calculator or table

Find the value of tan15º without using calculator or table