The area of a triangle is 0.25 hectares, its base is 125 meters, how many meters is its height?
一块三角形地的面积是0.25公顷，它的底是125米，高是多少米？
<gadget id="calculator">0.25 * 10_000</gadget>
<output>2_500</output>

<gadget id="calculator">2 / 125</gadget>
<output>2/125 = around 0.016</output>

<gadget id="calculator">2_500 * (2/125)</gadget>
<output>40</output>

<result>40</result>