my 4th grade daughter says it is a ray
A ray.
A point on the line.
Not possible, the point would be part of the line. * * * * * So, the intersection is that point. Think in terms of sets rather than geometry.
The mid-point
a line segment is a part of a line that is bounded by 2 end points, and contains every point on the line between its end points
A ray.
A point on the line.
there is a line and ploting point
Endless is an adjective.
A line segment!.
It is a line segment
In the NBA it is 3 feet from the sideline. The curve begins 5 feet 3 ins from the baseline. In high school and college, draw a line parallel to the baseline that goes through the center of the basket; this is where the curved part of the line begins. (This is also 5 feet 3 inches from the baseline.)
It's a half-line or a ray.
a ray
Not possible, the point would be part of the line. * * * * * So, the intersection is that point. Think in terms of sets rather than geometry.
demarc
Threshold is a noun. It refers to a point at which something begins or changes.