Evaluate the following limits  $\lim\limits_{x \to 1} \pi r^2$

$\begin{array}{1 1}\pi \\ 1\\ \pi^2 \\ 0 \end{array}$

$\lim\limits_{x \to 1} \pi r^2 = \pi (1)^2 = \pi$
answered Apr 3, 2014