Locus

Locus of point

Angle of inclination

Slope of a st.line

Intercept of a line

hen a point moves in accordance with a geometrical law, its path

The path traced out by a moving point under certain conditions

the angle, say θ, made by the line with the x-axis
measured in the counter clockwise (positive) direction.

a number that measures its “direction and steepness”.

the point at which the line crosses either the x-axis or the y-axis