Trapezoid
a rectangle is a shape that has two sets of parallel lines a trapezoid only has to have one set of parallel lines
Trapezium.
A trapezoid has two parallel lines.
Any shape that contains a section of a plane can have an infinite number of parallel lines in it.
Trapezoid
A square
a rectangle is a shape that has two sets of parallel lines a trapezoid only has to have one set of parallel lines
Trapezium.
A trapezoid has two parallel lines.
A rhombus has parallel lines but no perpendicular lines.
Any shape that contains a section of a plane can have an infinite number of parallel lines in it.
A parallelogram has 1 pair of parallel lines that is also regular. See the related link.
A triangle, as it only has three lines and the only two that are possible touch at the top.
Triangles, Circles, Ellipses Only triangle if you only want polygons.
A shape with 4 straight lines in which there are 2 parallel and 2 unparallel lines is called a Trapezium.
pentagon