$\pi$ 3.5
You asked:
Evaluate the expression: \(\pi \cdot 3.5\)
MathBot Answer:
\[\pi \cdot 3.5 = \frac{7 \pi}{2} \approx 10.99557428756427633461925184147826\]
\[\begin{aligned}\pi \cdot 3.5& = \pi \cdot \left(3 + \frac{5}{10}\right)\\& = \pi \cdot \left(3 + \frac{1}{2}\right)\\& = \pi \cdot \frac{7}{2}\\& = \frac{7}{2} \cdot \pi\end{aligned}\]