\[a_{1} = 2;\ \ a_{2} = 6:\]
\[d = a_{2} - a_{1} = 6 - 2 = 4;\]
\[a_{10} = a_{1} + 9d = 2 + 9 \cdot 4 = 38.\]
\[S_{10} = \frac{(2 + 38) \cdot 10}{2} = 40 \cdot 5 = 200.\]
\[Ответ:a_{10} = 38;\ \ S_{10} = 200.\]