Question

What do you meant by obsissa

Answer 1

X - coordinate of a point is known as Obsissa.

Hope it helps you
Regards
Tanisha

Answer 2

Hi ,

If ( x , y ) is a point on coordinate axes.

x is called as first coordinate or

x - coordinate or obsessa.

y is called as second coordinate or

y - coordinate or ordinate.

I hope this helps you.

:)