There is a triangular wheat field with a base length of 250 meters and a height of 84 meters. It can harvest 0.07 tons of wheat per square meter. How many tons of wheat can be harvested in this wheat field?
有一块三角形麦地，底长250米，高是84米，每平方米可收小麦0.07吨，这块麦地可收小麦多少吨？
<gadget id="calculator">84 / 2</gadget>
<output>42</output>

<gadget id="calculator">250 * 42</gadget>
<output>10_500</output>

<gadget id="calculator">10_500 * 0.07</gadget>
<output>735</output>

<result>735</result>