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[Label1]
Caption=У довільному трикутнику АВС, де АВ=a та~~ВС=b, на стороні АС=a взято довільну~~точку Е. Через точку Е проведено прямі EF,~~EH паралельно бічним сторонам. ~~Дослідити  множину значень периметра ~~паралелограма FBHE.
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Caption=Задача 6.4.2
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[Label11]
Caption=1. Найдіть мінімальне Pmin та максимальне Pmax  значення ~~перимета паралелограму FBHE у фіксованому трикутнику АВС.~~2. Дослідіть, чи заповнює весь отриманий проміжок від Pmin до~~ Pmax значення периметра паралелограма FBHE.~~3. Визначте існування залежності величини периметра~~ паралелограма FBHE  від довжин сторін трикутника АВС.~~
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