Чему равна сумма углов: \( 59^{\circ}9^{\prime}59^{\prime \prime}+9^{\circ}9^{\prime}\)? \( 68^{\circ}17^{\prime}59^{\prime \prime}\) \( 68^{\circ}8^{\prime}59^{\prime \prime}\) \( 68^{\circ}8^{\prime}9^{\prime \prime}\) \( 68^{\circ}18^{\prime}59^{\prime \prime}\)
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Задание

Чему равна сумма углов: \(\displaystyle 59^{\circ}9^{\prime}59^{\prime \prime}+9^{\circ}9^{\prime}\)?

  • \(\displaystyle 68^{\circ}17^{\prime}59^{\prime \prime}\)
  • \(\displaystyle 68^{\circ}8^{\prime}59^{\prime \prime}\)
  • \(\displaystyle 68^{\circ}8^{\prime}9^{\prime \prime}\)
  • \(\displaystyle 68^{\circ}18^{\prime}59^{\prime \prime}\)

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