The measurement team stood a 3-meter-long bamboo pole upright on the ground and measured its shadow length to be 1.2 meters. At the same time, it measured the shadow length of a flagpole in the campus to be 4.8 meters. What is the actual height of the flagpole in meters?
测量小组把3米长的竹竿直立在地上，测得它影长1.2米，同时测得校园内一根旗杆的影长4.8米，旗杆的实际高度是多少米．
<gadget id="calculator">3 / 1.2</gadget>
<output>2.5</output>

<gadget id="calculator">2.5 * 4.8</gadget>
<output>12</output>

<result>12</result>