The area of the trapezoid is 56m**2, the upper base is (23/8) meters, the lower base is (33/8) meters, how many meters is the height?
梯形的面积是56m**2，其中上底为(23/8)米，下底为(33/8)米，高是多少米？
<gadget id="calculator">23 / 8</gadget>
<output>23/8 = around 2.875</output>

<gadget id="calculator">33 / 8</gadget>
<output>33/8 = around 4.125</output>

<gadget id="calculator">(23/8) + (33/8)</gadget>
<output>7</output>

<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">56 * (2/7)</gadget>
<output>16</output>

<result>16</result>