The area of a triangle is 0.6 hectares, and its base is 300 meters, what is its height in meters?
一块三角形地的面积是0.6公顷，它的底是300米，那么它的高是多少米．
<gadget id="calculator">0.6 * 10_000</gadget>
<output>6_000</output>

<gadget id="calculator">2 / 300</gadget>
<output>1/150 = around 0.006667</output>

<gadget id="calculator">6_000 * (1/150)</gadget>
<output>40</output>

<result>40</result>