дам 15 баллов помогите с арифметикой безотлагательно!!! задание : Вычислите

At the same time there are sports and games that are less common, for example motor races, rock climbing and parachute jumping are not to everyone's taste. Going in for спорт gives you a lot of advantages. It gives you physical exercise, you spend a lot of time in the open air, you meet people who enjoy the same спорт. Just think of the excitement of the moment when your favourite footballer scores a goal at the last moment of the match.

переведите на русский. помогите пж

Площадь круга: S = R  =gt;  R = S/ = 9

                                                R = 3 (см)

Радиус окружности:  R = 2R = 2*3 = 6 (см)

Длина окружности:   L = 2R = 12 (см) 37,68 (см)