Чему равна сумма углов: \(\displaystyle 1^{\circ}3^{\prime}5^{\prime \prime}+2^{\circ}4^{\prime \prime}\)?

• \(\displaystyle 2^{\circ}4^{\prime}5^{\prime \prime}\)
• \(\displaystyle 3^{\circ}3^{\prime}9^{\prime \prime}\)
• \(\displaystyle 3^{\circ}5^{\prime}9^{\prime \prime}\)
• \(\displaystyle 2^{\circ}3^{\prime}9^{\prime \prime}\)