Question

What is Projection? Mention the three methods in widest use.

Answer 1

A map projection is a way of showing the spherical-shaped earth on a flat piece of paper.
The three methods in widest use are as follows:

1. Projection on the surface of a cylinder
2. Projection onto the surface of a cone
3. Projection directly onto a flat plane called planar or zenithal or azimuthal projection