The diameter of Xiaohong’s round table is 1.2 meters. How many meters of aluminum alloy strips do I need to buy to wrap the edge of the table?
小红家圆桌的直径1.2米，买铝合金条把桌边包起来，要买多少米铝合金条？
<gadget id="calculator">3.14 * 1.2</gadget>
<output>3.768</output>

<result>3.768</result>