The area of a triangle is 6 square meters, the height is 2 meters, and the base is in meters.
一个三角形面积是6平方米，高是2米，底是多少米．
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<result>6</result>