Playing basketball every day, do you know the various sizes of basketball courts?

There are roughly 15 sizes of basketball courts. How many do you know? There is knowledge everywhere in life, it depends on whether you have the intention! Some people play basketball every day and watch basketball games (watching cheerleaders!) every day, but they don’t know the various sizes of basketball courts. It's like driving every day without fully understanding the traffic rules, which only adds to the jokes! Here, let us *** learn about the various sizes of basketball courts to recharge the basketball novices.

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The basketball court is a rectangular solid plane without obstacles. The height of the ceiling or the lowest obstacle should be at least 7m. This is easy to understand and can be seen with the naked eye. As for why the height is 7M, there are two reasons: 1. The height of the upper edge of the backboard is 395cm, which is less than four meters, and the remaining 3 meters is enough for shooting; 2. The lighting is too high. Unclear; too short, it shines in the eyes!

The outline of the basketball court: length: 28 meters, width: 15 meters, line width: 0.05 meters, this is the size of the standard basketball court, unlike the table tennis court, which can be large or small, so that Chinese players It will be difficult to adapt to the small venues of the Tokyo Olympics!

There are many auxiliary lines on the basketball court, and they all have size requirements! For example, the center circle: radius 1.8 meters; the three-point line: 6.75 meters (enabled in 2010, previously 6.25 meters). Why did it change? As everyone's three-point technology becomes more and more advanced, in order to improve the excitement, it has been increased. !

W Free throw line: 5.80 meters from the inner edge of the end line to its outermost edge, 3.60 meters long! The free throw line is a straight line on the basketball court parallel to the backboard. According to the latest regulations, the free throw line to the center of the basket is approximately 4.225 meters. The outer edge of the free throw line in NBA and FIBA ??is 5.8 meters away from the inner edge of the end line (bottom line), while the inner edge of the end line is 1.2 meters away from the back edge of the backboard. The closest distance between the front edge of the backboard and the inner edge of the hoop is 0.15 meters. The radius of the inner edge of the hoop is 0.225. meters, so ignoring the thickness of the backboard, the distance from the free throw line to the center of the basket is 5.8-1.2-0.15-0.225=4.225 meters.

Three-second zone: a 4.90-meter 5.80-meter rectangle. The center of the circle is the center of the semicircle with a radius of 4 feet (1.2 meters). This area is called the reasonable collision area. Standing within the arc line, as long as the defensive player has physical contact with the offensive player, a defensive foul may be assessed. Outside the line, the defensive player can take a position in advance. If the offensive player touches the defensive player with his body, the offensive player will be deemed to have hit someone. In the reasonable collision zone, when the opponent attacks, the defensive player will not be hit if he jumps up. If a foul is called, a defensive foul will be called if you don't jump.

In addition to the various sizes on the basketball court, there are also dimensions of the basket and backboard: the inner edge diameter is at least 0.45 meters. , the maximum is 0.457 meters; the height of the basket: 3.05 meters; the height of the bottom edge of the backboard from the ground: 2.90 meters!

In fact, a true basketball fan is not only familiar with Jordan, Kobe, Yao Ming and James, What's more important is to be familiar with the rules of the basketball court, so that you can truly appreciate the true meaning of basketball. Of course, it would be very Versailles to be familiar with the various sizes and corresponding rules of the basketball court! Dear, have you learned it? Welcome to discuss and give us advice, *** learn together, *** grow together

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