The area of a triangular vegetable field is 280 square meters, the length of the base is 40 meters, what is the height in meters?
一块三角形菜地的面积是280平方米，底边长40米，高是多少米？
<gadget id="calculator">2 / 40</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">280 * (1/20)</gadget>
<output>14</output>

<result>14</result>