October 2021 0 6 Report
На координатной прямой отмечены точки A(x) и B(y). Точка С - середина отрезка AB. Найдите координату точки С, если: x = 18.3 y = 1.4
x = -75 y =-30.2
x = 19.7 y = -8.1
x = -29 y = 4.6
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