Предмет: Геометрия, автор: Lolizy5

Найдите середину отрезка и длину отрезка.
А(7;-3), В(-5;8)
Помогите срочно

Ответы

Автор ответа: Аноним

0

середина: точка (1; 2.5)

х=(7-5)/2=1

у=(-3+8)/2=2.5

Длина АВ= √ ((-5-7)²+(8+3²))=√(144+121)=√265

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