# Sample Test Paper for Class 10- Applications of Trignometry

Que -- A tower stands vertically on ground from a point on a ground which is 25 m away from foot of tower is found to be 60° Find height of tower

Ans 25√3

Que - The shadow of a tower standing on a level ground is found to be 60 m longer when sun altitude is 30 ° than when it is 60° Find height of tower

Ans 60√ 3

Que -- From top of 7m high building the angle of elevation of top of a cable tower is 60 ° and angle of depression of its foot is 45° Determine height of tower

Que - The angle of elevation of top of a tower from two point at a distance of 4m and 9 m from base of tower and in some straight line with it are complementary .prove that height of tower is 6 m

Thu Jan 12, 2023

## Various Applications of Trigonometry

Trigonometry has many applications in various fields such as mathematics, physics, engineering, and architecture. Some examples include:

In physics, trigonometry is used to calculate the forces acting on an object, the trajectory of a projectile, and the properties of waves.

In engineering, trigonometry is used to design and analyze structures such as bridges and buildings, as well as to calculate the properties of mechanical systems.

In navigation, trigonometry is used to determine the position of a ship or aircraft based on its distance and direction from known points.

In computer graphics, trigonometry is used to create and manipulate 3D images and animations.

In electronics and telecommunications, trigonometry is used to design and analyze antennae and to model the propagation of electromagnetic waves.

In music, trigonometry is used to calculate the frequencies of musical notes and to design musical instruments.

In architecture, trigonometry is used to calculate the angles and lengths needed to design buildings and structures.

In Surveying, Trigonometry plays a major role in determining the distance and angles between points