Предмет: Геометрия, автор: masya5k

Найдите длину отрезка AB и координаты его середины, если A (-3;-4) и B (5;-2)

Ответы

Автор ответа: vlad5748

Длина отрезка √[(Xb-Xf)^2+(Yb-Ya)^2]=√(64+4)=√68=2√17

Координаты середины M(Xm; Ym)=M[(Xa+Xb)/2; (Ya+Yb)/2]=M(1; -3)

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