On a map with a scale of (1/1000), measure a roughly triangular cornfield with a base of 12 cm and a height of 8 cm. What is the actual area of the land in square meters?
在一张比例尺为(1/1000)的地图上，量得一块近似三角形的玉米地的底为12厘米，高为8厘米．这块地的实际面积是多少平方米？
<gadget id="calculator">1 / 1_000</gadget>
<output>1/1_000 = around 0.001</output>

<gadget id="calculator">12 / (1/1_000) / 100</gadget>
<output>120</output>

<gadget id="calculator">8 / (1/1_000) / 100</gadget>
<output>80</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">120 * 80 * (1/2)</gadget>
<output>4_800</output>

<result>4_800</result>