parallelogram billboard on the street has a base of 12.2 meters and a height of 8 meters. If you want to decorate this billboard, you need to use 0.6 kilograms of paint per square meter. How many kilograms of paint do you need to prepare at least?
街头一块平行四边形的广告牌，底是12.2米，高是8米．如果要油饰这块广告牌，每平方米用油漆0.6千克，至少需要准备多少千克的油漆？
<gadget id="calculator">12.2 * 8 * 0.6</gadget>
<output>58.56</output>

<result>58.56</result>