A triangular wheat field has a base and a height of 80 meters. If 8.5 tons of wheat are harvested per hectare, how many tons of wheat can be harvested in this wheat field?
一块三角形麦田，底和高均为80米．如果每公顷收小麦8.5吨，这块麦田一共可收小麦多少吨？
<gadget id="calculator">80 / 2 / 10_000</gadget>
<output>1/250 = around 0.004</output>

<gadget id="calculator">80 * (1/250) * 85</gadget>
<output>136/5 = around 27.2</output>

<result>136/5 = around 27.2</result>