Основное свойство дроби 285 (стр. 46).Продолжение

Выразите крупные доли круга в более мелких

1. \(\dfrac{1}{2}=\dfrac{5}{x}\)
   \(x=\) [ ]
2. \(\dfrac{1}{2}=\dfrac{6}{x}\)
   \(x=\) [ ]
3. \(\dfrac{1}{3}=\dfrac{4}{x}\)
   \(x=\) [ ]
4. \(\dfrac{1}{3}=\dfrac{5}{x}\)
   \(x=\) [ ]
5. \(\dfrac{1}{4}=\dfrac{4}{x}\)
   \(x=\) [ ]
6. \(\dfrac{1}{4}=\dfrac{5}{x}\)
   \(x=\) [ ]
7. \(\dfrac{1}{5}=\dfrac{4}{x}\)
   \(x=\) [ ]
8. \(\dfrac{1}{5}=\dfrac{5}{x}\)
   \(x=\) [ ]