Задание

Чему равна сумма углов: \( 51^{\circ}53^{\prime}+21^{\circ}6^{\prime}56^{\prime \prime}\)?

\( 56^{\circ}59^{\prime}72^{\prime \prime}\)

\( 72^{\circ}56^{\prime}59^{\prime \prime}\)

\( 72^{\circ}59^{\prime}56^{\prime \prime}\)

\( 72^{\circ}56^{\prime}56^{\prime \prime}\)