\(x=7\cdot\dfrac{\sin45^\circ}{\sin30^\circ}=7\sqrt2\)
\(x=\sqrt2\cdot\dfrac{\sin60^\circ}{\sin45^\circ}=\sqrt3\)
\(x=3\sqrt2\cdot\dfrac{\sin45^\circ}{\sin30^\circ}=6\)
\(x=5\sqrt2\cdot\dfrac{\sin30^\circ}{\sin45^\circ}=5\)
\(x=\sqrt6\cdot\dfrac{\sin60^\circ}{\sin45^\circ}=3\)
\(x=10\sqrt2\cdot\dfrac{\sin60^\circ}{\sin45^\circ}=10\sqrt3\)
\(x=4\cdot\dfrac{\sin A}{\sin C}=4\cdot\dfrac{0{,}3}{0{,}2}=6\)
\(x=9\cdot\dfrac{\sin B}{\sin C}=9\cdot\dfrac{5/6}{1/4}=30\)
Ответы: \(7\sqrt2;\ \sqrt3;\ 6;\ 5;\ 3;\ 10\sqrt3;\ 6;\ 30\).
