There is a trapezoidal vegetable field, the upper base is 32 meters, the lower base is 48 meters, and the height is 60 meters. What is its area in square meters?
有一块梯形的菜地，上底是32米，下底是48米，高是60米．它的面积是多少平方米？
<gadget id="calculator">32 + 48</gadget>
<output>80</output>

<gadget id="calculator">60 / 2</gadget>
<output>30</output>

<gadget id="calculator">80 * 30</gadget>
<output>2_400</output>

<result>2_400</result>