WAEC WAEC Nigeria General Mathematics
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(Bearings)
Applications of Bearings
Applications of Bearings
Understanding Bearings
Bearings are a way of describing direction. They are used in navigation to describe the direction from one point to another using angles measured clockwise from the north direction.
Bearings are usually expressed in three-digit format, such as 035° or N35°E.
Key Points
- Three-Digit Bearings: Always written with three digits, e.g., 035°.
- Compass Bearings: Use cardinal points, e.g., N35°E.
- Measured Clockwise: Bearings are measured clockwise from the north direction.
Applications of Bearings
Bearings are used in various real-life applications, such as navigation, aviation, and land surveying.
Examples of Applications
- Navigation: Ships and aircraft use bearings to navigate from one location to another.
- Surveying: Land surveyors use bearings to determine property boundaries.
- Orienteering: In sports like orienteering, bearings help participants navigate through courses.
Worked Example
Worked Example
A ship sails from point A on a bearing of 060° to point B. It then changes course and sails on a bearing of 150° to point C. Find the bearing of point C from point A.
Tuity Tip
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Tuity Tip: Always draw a diagram when solving bearing problems. It helps visualize the angles and directions involved.
Remember: Bearings are always measured clockwise from the north.
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