Предмет: Геометрия, автор: milana61894

Срочно! двома кутами
двома сторонами й кутом між ними
за трьома сторонами

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Автор ответа: LN330068

0

Ответ:

Треугольники подобны по 2 признаку подобия-по двум пропорциональным сторона. И равному углу между ними

СО/ОD=AO/OB

3/6=4/8=1/2

1/2-это коэффициент подобия,стороны пропорциональны,а

<АОС=<ВОD,как вертикальные

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