A parallelogram iron plate with a base length of 1.5 meters and a height of 1.2 meters. Now it is necessary to paint both sides of it, 0.3 kilograms of paint per square meter, how many kilograms of paint will be used in total?
一块底长1.5米，高1.2米的平行四边形铁板．现在要油漆它的两面，每平方米用油漆0.3千克，一共要油漆多少千克？
<gadget id="calculator">1.5 * 1.2 * 0.3</gadget>
<output>0.54</output>

<result>0.54</result>