Put a 2.4-meter-long bamboo pole upright on the ground, and the measured shadow length is 1.2 meters. At the same time, the measured shadow length of a flagpole next to it is 6 meters. Please calculate the height of this flagpole in meters?
把一根2.4米长的竹竿直立在地上，测得影长是1.2米，同时测得旁边的一根旗杆的影长是6米，请你计算一下这根旗杆的高是多少米？
<gadget id="calculator">2.4 / 1.2</gadget>
<output>2</output>

<gadget id="calculator">2 * 6</gadget>
<output>12</output>

<result>12</result>