Question

what happens when a line passes through horizon what is its equation ​

Answer 1

Step-by-step explanation:

13 Countries That Lie on the Equator

Of the 13 countries that lie on the equator, seven are in Africa—the most of any continent—and South America is home to three of the nations. The remaining countries are island nations in the Indian and Pacific oceans. 

The countries through which the equator runs are:

São Tomé and Principe

Gabon

Answer 2

Step-by-step explanation:

when a line passes through horizontal , it's parallel to x-axis .......and the equation for this line is

.....Y=a ( where a is arbitrary constant).....

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