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##### Asked by: Marinov El Moudden

science geography# Why do we use bearings in maths?

Last Updated: 15th May, 2020

**bearing**of a point is the line joining thecentre of the compass through the point measured in degrees in aclockwise way from the north direction. In navigation,

**bearings**are

**used**to express something aboutdirection. It is also

**used**to express in angle a particularlandmark. c.It is written in 3-digit angles.

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Consequently, why do we use three figures for bearings?

A position can also be given as a **bearing** and adistance from a known point. A **bearing** is a direction,expressed as a **three**-**figure** number. **Bearings**are measured clockwise from north. **Bearings** are always givenas **three figures** because if you only wrote down 35°, it**could** easily be mistaken for 350°.

Also, how do you read a bearing in math? In **mathematics**, a **bearing** is the angle indegrees measured clockwise from north. **Bearings** are usuallygiven as a three-figure **bearing**. For example, 30°clockwise from north is usually written as 030°.

Thereof, how do you calculate bearings?

The **bearing** of a point is the number of degreesin the angle measured in a clockwise direction from the north lineto the line joining the centre of the compass with the point. A**bearing** is used to represent the direction of one pointrelative to another point. For example, the **bearing** of Afrom B is 065º.

How do bearings work?

A simple **bearing**, like the kind found in a skatewheel **Bearings** reduce friction by providing smoothmetal balls or rollers, and a smooth inner and outer metal surfacefor the balls to roll against. These balls or rollers "bear" theload, allowing the device to spin smoothly.