There are a lot more than three types of lines and there is no physical property which states that there are only three.
straight and curved
a cirsquare
It could be a stretched circle - a bit like an ellipse except that an ellipse does not have straight lines.
No it cannot. A polygon is a plane space enclosed by straight lines. An ellipse consists of a curved line, not straight lines.
A curved shape does not have any straight lines. In a circle the line curves continually, meaning that the circle is a curved shape.
There are different types of lines: curved lines, dotted lines, wavy lines and straight lines.
Not really, but if you have many lines it can look like a curved shape.
straight and curved
No, all polygons have straight lines. All lines are straight
a cirsquare
There is no kind of shape that has a straight line or curved line a kind of element of the following question is "space"...hope this helps
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There can be a combination of the two - a line that is straight for a while and then curved, or a zigzag.
A jigsaw is used for cutting curved or round holes. With a straight guide it can cut straight lines.
A kind of line which is not required to be straight. Curved lines are often called irregular lines.
Straight line.
A cylinder.