A parking space is a parallelogram with a base length of 5 meters and a height of 2.5 meters. What is the size of this parking space?
一个停车位是平行四边形，它的底长5米，高2.5米．这个停车位的面积是多少？
<gadget id="calculator">5 * 2.5</gadget>
<output>12.5</output>

<result>12.5</result>