the answer is "180"

179 + 1 = 180

The angle of a straight line = 180

The degrees that i cook my cakes at = 180

Out of 181, the randomness of this pregunta = 180

181 - 1 = 180

The number of friends i'm hoping to have on facebook por the end of the año = 180

a circulo, círculo cut in half = 180 degrees

1 x 180 = 180

The amount of stupid things i do in my día = 180

the amount of ideas that people won't think of = 180

I DON'T KNOW!!??

what number do tu get when tu put a 0 on the end of the number 18