In navigation and geometry, “bearing” and “distance” are terms used to describe the direction and length between two points. They are often used in contexts such as navigation, land surveying, and map reading.

1. Bearing: A bearing is a measure of direction, typically expressed in degrees, that tells you the angle between a reference direction (usually north) and the direction of the line or path you are interested in. Bearings are measured clockwise from north. For example, a bearing of 45 degrees means you are traveling northeast, while a bearing of 180 degrees means you are heading due south. Bearings are often used to give directions or specify the course to follow.
2. Distance: Distance, on the other hand, is a measure of the length or interval between two points. It is typically expressed in units such as meters, kilometers, miles, or any other appropriate unit of length. Distance can be calculated using various methods, such as the Pythagorean theorem for straight-line distances or more complex methods like the haversine formula for calculating distances on the Earth’s surface, taking into account the curvature of the Earth.

When using both bearing and distance together, it’s often in the context of describing how to get from one point to another. For example, you might say, “Travel 500 meters at a bearing of 60 degrees to reach your destination.”
In land surveying and navigation, knowing both the bearing and distance between two points is crucial for accurately plotting positions on maps, charts, or GPS systems and for providing directions for travel.