The area of a triangle is 51 square centimeters, the base is 8.5 centimeters, what is the height?
一个三角形面积是51平方厘米，底是8.5厘米，高是多少．
<gadget id="calculator">2 / 8.5</gadget>
<output>0.235294</output>

<gadget id="calculator">51 * 0.235294</gadget>
<output>11.999994</output>

<result>11.999994</result>