The area of a triangle is 6 square decimeters, the base is 3 decimeters, what is the height?
一个三角形的面积是6平方分米，底3分米，高是多少．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">6 * (2/3)</gadget>
<output>4</output>

<result>4</result>