The height of a trapezoid is 1.2 meters, and the sum of the upper and lower bases is 3.6 meters. What is the area of the trapezoid in square meters?
一个梯形的高是1.2米，上下底的和是3.6米，这个梯形的面积是多少平方米．
<gadget id="calculator">1.2 / 2</gadget>
<output>0.6</output>

<gadget id="calculator">3.6 * 0.6</gadget>
<output>2.16</output>

<result>2.16</result>