What do the inside and outside lines mean on the basketball court?

The perimeter on the basketball court generally refers to guards and small forwards, mainly around the three-point line, and also refers to the three-point line area as the perimeter.

The inside line on the basketball court generally refers to the three-second zone (that is, the forbidden zone), which is called the inside line. The so-called insider also refers to players who often play in the three-second zone. For example, the center, the second center (power forward).

Extended data:

Technical terms:

1, sideline and terminal line

The long side of the basketball court is called the sideline and the short side is called the end line.

2, the center line

There is a line parallel to the end line at the midpoint of the sideline, which is called the midline; The center line shall extend 0.15m (15cm) to the outside of both side lines.

3. Middle circle

Draw a circle with the midpoint of the center line as the center and 1.8m as the radius, which is called the middle circle.

4. Three-point shooting area

It is the ground area defined by two arches on the court.

5. Forbidden area

The marked ground area on the playing field is determined by the end line, the penalty line and two lines starting from the end line (the outer edge of the drawn line is 3 meters away from the midpoint of the end line) and ending at the outer edge of the penalty line. Except for the terminal line, these lines are all part of the restricted area. The inside of the restricted area can be painted, but it must be the same color as the middle circle.

6, the penalty line, penalty area

The free throw line should be parallel to each end line. From the inner edge of the terminal line to its outermost edge, it should be 5.80m, and its length is 3.60m. Its midpoint should fall on the imaginary line connecting the midpoints of the two terminal lines.

7. Team seating area

The seating area of the team should be marked on the record, and the off-court should be on the same side as the team. Each area is defined by a line extending at least 2 meters from the end line and another line extending 5 meters from the center line and at right angles to the side line and at least 2 meters long. There must be 14 seats in the team seating area for coaches and substitutes. Any other personnel should be at least 2 meters behind the team seat.

8. Reasonable collision zone

Draw a semicircle of1.25m from the center where the iron ring touches the ground, which is called a reasonable collision avoidance zone.

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