Parallel and perpendicular lines in the surrounding world.

Parallel straight lines: the window frame is two vertical and two horizontal parallel straight lines, along the road there is a curb on one side and on the other, the fence posts are parallel to each other, the table legs are parallel to each other, by the river two banks are parallel to each other, at any object in the form of a square or rectangle, the sides are parallel. Perpendicular straight lines: the fence post is perpendicular to the horizon line, the post is perpendicular to the road, the column is perpendicular to the beam that lies on it.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.