The area of a triangle is 27cm**2, its base doubles and its height doubles. What is the current area of this triangle in cm**2.
一个三角形的面积是27cm**2，它的底扩大2倍，高增加1倍．这个三角形现在的面积是多少cm**2．
<gadget id="calculator">1 + 1</gadget>
<output>2</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">27 * 4</gadget>
<output>108</output>

<result>108</result>