No, anything that is x^2 and y^2 is circular.
5
It is a straight line.
It equals to the equation of a straight line.
The answer is that it is the equation of a straight line.
It is a straight line equation
It is a straight line equation.
Yes.
Because that is what a straight line (or straight angle) is.
it's a straight line. Through the origin.
It is -7
It is a straight line equation.
A straight line, equals 180 degree.