A trapezoidal orchard has an upper base of 13.8 meters, a lower base of 26.2 meters, and a height of 35.4 meters. If each fruit tree covers an area of 2 square meters, how many fruit trees can be planted in this orchard?
一块梯形果园，上底13.8米，下底26.2米，高35.4米，如果每棵果树占地2平方米，这个果园可种果树多少棵？
<gadget id="calculator">13.8 + 26.2</gadget>
<output>40</output>

<gadget id="calculator">35.4 / 2 / 2</gadget>
<output>8.85</output>

<gadget id="calculator">40 * 8.85</gadget>
<output>354</output>

<result>354</result>