It takes Xiao Ming to ride a bicycle from home to school for 10 minutes. The outer diameter of the bicycle tire is 0.5 meters, and it turns 80 times per minute. How many meters is Xiao Ming's home from school?
小明骑自行车从家里到学校用了10分钟，自行车轮胎的外直径是0.5米，每分转80圈，小明家离学校有多少米？
<gadget id="calculator">3.14 * 0.5 * 80 * 10</gadget>
<output>1_256</output>

<result>1_256</result>