Question

what is equation and what is equator ​

Answer 1

An equator is an imaginary line around the middle of a planet or other celestial body. It is halfway between the North Pole and the South Pole, at 0 degrees latitude. An equator divides the planet into a Northern Hemisphere and a Southern Hemisphere. The Earth is widest at its Equator.

Answer 2

Answer:

The horizontal circle that goes round the Earth exactly in the middle, at equal distance from the north and south poles is called Equator.

In Short:

An imaginary line which divides the Earth into two equal parts Northern and Southern hemisphere.