A triangular piece of land has a base of 125 meters and a height of 64 meters. What is its area in square meters?
一块三角形地，底是125米，高是64米．它的面积是多少平方米？
<gadget id="calculator">64 / 2</gadget>
<output>32</output>

<gadget id="calculator">125 * 32</gadget>
<output>4_000</output>

<result>4_000</result>