Question

Can you help me please

Answer 1

`\begin{gathered} 1.\text{ }140=140*(\pi)/(180)=(7\pi)/(9) \\ 2.\text{ }200=200*(\pi)/(180)=(10\pi)/(9) \\ 3.\text{ 300=300}*(\pi)/(180)=(15\pi)/(9) \end{gathered}`