There is a parallelogram steel plate with a base length of 5.5 meters and a height of 3.6 meters. This steel plate weighs 50 kg per square meter. How many kilograms does this steel plate weigh?
有一块平行四边行钢板，底边长5.5米，高3.6米，这块钢板每平方米重50千克，这块钢板重多少千克？
<gadget id="calculator">5.5 * 3.6</gadget>
<output>19.8</output>

<gadget id="calculator">50 * 19.8</gadget>
<output>990</output>

<result>990</result>