This is a straight path of points that go endlessly in both directions
line
A part of a line that has two defined endpoints.
line segment
An imaginary line where you could fold the image and have both sides match exactly.
line of symmetry
When lines are __________, they continue on forever, the same distance apart, never intersecting.
parallel
When lines intersect and form a 90 degree angle, they are called __________.
perpendicular
