In a triangular field, a total of 600 kilograms of corn can be harvested, and 1 kilogram of corn can be harvested per square meter. If the bottom of this field is 30 meters, what is the height of this field?
一个三角形田地，共收玉米600千克，每平方米可收1千克玉米，如果这块地的底是30米，这块地高是多少米？
<gadget id="calculator">30 / 2</gadget>
<output>15</output>

<gadget id="calculator">600 / 15</gadget>
<output>40</output>

<result>40</result>