Cardboard with the same area, the upper base of the trapezoid is 20 cm, the lower base is 6 cm, the height is 10 cm, the triangle base is 25 cm, what is the height of the triangle in cm?
面积相等的纸板，梯形上底20厘米，下底6厘米，高10厘米，三角形底25厘米，三角形高是多少厘米？
<gadget id="calculator">20 + 6</gadget>
<output>26</output>

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

<gadget id="calculator">26 * 5</gadget>
<output>130</output>

<gadget id="calculator">2 / 25</gadget>
<output>2/25 = around 0.08</output>

<gadget id="calculator">130 * (2/25)</gadget>
<output>52/5 = around 10.4</output>

<result>52/5 = around 10.4</result>