The area of a triangular wheat field is 1620 square meters, and the length of its base is 36 meters. What is the height of this field?
一块三角形的小麦地面积是1620平方米，量得它的底边长36米，这块地的高是多少米？
<gadget id="calculator">2 / 36</gadget>
<output>1/18 = around 0.055556</output>

<gadget id="calculator">1_620 * (1/18)</gadget>
<output>90</output>

<result>90</result>