A triangle has a height of 12 meters and a base 1.5 times the height. What is the area of this triangle?
一个三角形，高是12米，底是高的1.5倍．这个三角形的面积是多少？
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">12 * 1.5 * 6</gadget>
<output>108</output>

<result>108</result>