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Výpočet uhlov v paralelných priamkach
\( \begin{array}{l}\beta=70^{\circ}\\ \gamma=70^{\circ}\end{array} \)
\( \begin{array}{l}\beta=80^{\circ}\\ \gamma=80^{\circ}\end{array} \)
\( \begin{array}{l}\beta=60^{\circ}\\ \gamma=60^{\circ}\end{array} \)
\( \begin{array}{l}\beta=90^{\circ}\\ \gamma=90^{\circ}\end{array} \)