triangular vegetable field has a base of 24 meters and a height of 18.4 meters. What is the area of this vegetable field in square meters?
一块三角形菜地的底是24米，高是18.4米．这块菜地的面积是多少平方米？
<gadget id="calculator">18.4 / 2</gadget>
<output>9.2</output>

<gadget id="calculator">24 * 9.2</gadget>
<output>220.8</output>

<result>220.8</result>