The upper base of a trapezoid is 3.8cm, the lower base is 6.2cm, the area is 32cm**2, and the height is in centimeters.
一个梯形的上底是3.8cm，下底是6.2cm，面积是32cm**2，高是多少厘米．
<gadget id="calculator">3.8 + 6.2</gadget>
<output>10</output>

<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">32 * (1/5)</gadget>
<output>32/5 = around 6.4</output>

<result>32/5 = around 6.4</result>