A triangular wheat field covering an area of 0.6 hectares is 80 meters high and 80 meters long. How many meters is the bottom?
一块占地0.6公顷的三角形麦田，高长80米，底是多少米？
<gadget id="calculator">0.6 * 10_000</gadget>
<output>6_000</output>

<gadget id="calculator">2 / 80</gadget>
<output>1/40 = around 0.025</output>

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

<result>150</result>