The point and the line |
1. The point and line
In the left picture, the pen has left a mark on the sheet. This is a point.
If the pen moves over the paper is drawn a line.
2. Classes of lines
Depending on the form, we can distinguish the straight (such as d), curved (b), broken (a), mixed with some straight and curved part (c), wavy (e) and spiral (f) lines.
Answer these questions: