triangular steel plate with a base length of 3.6dm and a height of 1.5dm. This steel plate weighs 1.8 kg per square decimeter, how much does this steel plate weigh in kg?
一块三角形钢板，底边长3.6dm，高1.5dm．这种钢板每平方分米重1.8kg，这块钢板重多少kg？
<gadget id="calculator">1.5 / 2</gadget>
<output>0.75</output>

<gadget id="calculator">3.6 * 0.75 * 1.8</gadget>
<output>4.86</output>

<result>4.86</result>