A circular pond has a diameter of 200 meters, and there is a path with a width of 2 meters along the side of the pond. If the path is to be tiled, how many square meters of tiles should be laid in total?
一个圆形池塘，直径是200米，沿着池边有一条宽2米的小路，如果要给小路铺上瓷砖，一共要铺瓷砖上多少平方米？
<gadget id="calculator">200 / 2</gadget>
<output>100</output>

<gadget id="calculator">100 + 2</gadget>
<output>102</output>

<gadget id="calculator">102 ** 2</gadget>
<output>10_404</output>

<gadget id="calculator">100 ** 2</gadget>
<output>10_000</output>

<gadget id="calculator">10_404 - 10_000</gadget>
<output>404</output>

<gadget id="calculator">3.14 * 404</gadget>
<output>1_268.56</output>

<result>1_268.56</result>