Find the length of the parametric curve described by
\[(x,y) = (2 \sin t, 2 \cos t)\]from $t = 0$ to $t = \pi.$
Question:
Find the length of the parametric curve described by
\[(x,y) = (2 \sin t, 2 \cos t)\]from $t = 0$ to $t = \pi.$
Answer:
Let's think step by step.

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2 \pi
Find the length of the parametric curve described by
\[(x,y) = (2 \sin t, 2 \cos t)\]from $t = 0$ to $t = \pi.$
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