A bug crawls a centimeter and then turns right 144°, then crawls a centimeter and then turns right 144°, ..., crawling in this way until it returns to the original place, a total of 100 centimeters has been crawled. Then a=how much.
一只小虫爬行a厘米后右转弯144°，再爬行a厘米后右转弯144°，…，如此爬行知道爬回原处，共爬行了100厘米．则a=多少．
<gadget id="calculator">180 - 144</gadget>
<output>36</output>

<gadget id="calculator">360 / 36</gadget>
<output>10</output>

<gadget id="calculator">100 / 10</gadget>
<output>10</output>

<result>10</result>