The opposing team must remain outside of the penalty area during the taking of a goal kick. No player may touch the ball until it leaves the penalty area.
You are probably referring to the penalty arc which is at the top to the penalty area. It is not exactly a half of a circle.Prior to the taking of a penalty kick all players except the kicker and the opposing goal keeper must be outside of the penalty area and at least 10 yards from the penalty mark. The penalty mark is only 8 yards from the edge of the penalty area! So an extra bit of distance is added to show the players where they must be.
In 3-2 zone defense, basketball players focus on defending good outside shooters and weak post players. One player guards the top of the key while to other players guard opposing sides of the wing of the perimeter. The remaining defenders guard the post.
At certain times during the game, such as the kickoff, penalty kicks, goal kicks, corner kicks, and free kicks, the referee must ensure that all opposing players are at least 10 yards away from the ball. In the case of penalty kicks and goal kicks, the referee must ensure that all opposing players are also outside of the penalty area where the kick is being taken. It is also important to note that the referee must ensure a 2 yard distance from the thrower on a throw-in.
A penalty kick is awarded when a defender commits a direct free kick offense, against an attacker, within his own penalty area, and during active play. The penalty kicker places the ball on the penalty mark, 12 yards from the goal, and gets a one-on-one kick against the opposing goal keeper. All other players must be outside of the penalty area, 10 yards from the ball, and behind the ball at the taking of the kick.
The arc at the top of the penalty area is not a full half circle. It is scribed out with the penalty mark as its center, and it's there to provide a reference mark that allows players and the officials to know where "10 yards from the ball" is with reference to the penalty mark. Upon a penalty kick, players will take up positions about the top of the penalty box, but outside the arc. The top center of the penalty box is actually a bit closer to the penalty mark than 10 yards. Hence the need for the line. The Laws of the Game require players to be ten yards from the penalty mark (and outside of the penalty box) at the time a penalty kick is taken. Players must remain outside those areas until the ball is touched to (re)initiate play.
It is used during the taking of a penalty kick to ensure that all players except the kick taker and the goalkeeper are both outside of the penalty area and are at least 10 yards from the spot where the kick will be taken.
All players, except the penalty taker must be at least 10 yards away from the penalty spot when the penalty is taken. As the Penalty Area extends 18 yards from the goal line, and the Penalty Spot is 12 yards from the goal line, the distance from the Penalty Spot to the edge of the Penalty Area can be as little as 6 Yards. The Arc - not half circle - marks the area outside the Penalty Area, that is within 10 yards of the Penalty Spot, and therefore outside which players must be when the penalty is taken
A wing is one of the players on the outside of the four offensive players. The wing's job is to keep open for passes on the sidelines, and frequently "marks up" on opposing defensive players.
A penalty kick of one of the 8 possible ways to restart a match after play has been stopped. One kicker is elected to take a shot on goal against the opposing goal keeper from 12 yards out. All other players must be outside of the penalty area and at least 10 yards from the ball until it is kicked
That is the penalty arc. Its center is the penalty mark and has a radius of 10 yards. During a penalty kick, all non-kicking players must be outside of the penalty area and also the penalty arc at the moment of the kick.
the penalty box is where the players go into it to serve a penalty