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## What is the importance of plane sailing?

Plane sailing solves problems involving **a single course and distance, difference of latitude, and departure**, in which the Earth is regarded as a plane surface. This method, therefore, provides solution for latitude of the point of arrival, but not for longitude.

## How do planes solve for sailing?

These relationships are now known as the plane sailing formulae, namely: **departure = distance x sine course d.** **lat.** **=distance xcosine course**.

## Why it is called plane sailing?

‘Plane sailing’ is **a simplified form of navigation, in which the surface of the sea is considered to be flat rather than curved**, that is, on what mathematicians call a ‘plane surface’. … Plane Trigonometry applied in Problems of Sailing by the Plane Sea-Chart, commonly called Plane-Sailing.

## What is the use of parallel sailing?

By parallel sailing we mean **travelling along a parallel of latitude from one place to another**. This means that one would either be travelling directly westward or eastward [270° (T) or 090° (T)].

## What is the meaning of plane sailing?

1 : **the navigation or conducting of a ship by neglecting the earth’s curvature and considering the earth or a part of it as a plane**.

**The most common navigation methods are satnav, dead reckoning, and radar navigation.**

- Dead reckoning.
- Pilotage.
- Celestial navigation.
- Inertial navigation.
- Radio navigation.
- Radar navigation.
- Satellite navigation.

## Why was the plain sailing in the end?

Answer: The expression is mostly used in informal contexts to mean ‘**smooth and easy progress**‘. When you say that something was plain sailing, you mean things went off without a hitch; there were no problems or obstructions of any kind along the way.

## What are meridional parts?

: **the linear length of one minute of longitude on a Mercator chart**.

## How do you use plain sailing?

If you say that a task was not all plain sailing, you mean that it was not very easy. Pregnancy wasn’t all plain sailing and once again there were problems. We know it won’t be plain sailing because there are no easy games at this level.