The area of a trapezoid is 32 square centimeters, the sum of the upper and lower bases is 16 centimeters, what is the height of the trapezoid in centimeters?
一个梯形的面积是32平方厘米，上底与下底的和是16厘米，梯形的高是多少厘米．
<gadget id="calculator">2 / 16</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">32 * (1/8)</gadget>
<output>4</output>

<result>4</result>