What is the area of a triangle whose base and height are both 6 cm?
一个三角形的底和高都是6厘米，它的面积是多少平方厘米
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">6 * 3</gadget>
<output>18</output>

<result>18</result>