The area of a triangle is 120 square centimeters. If its base is 20 cm, what is its height?
一个三角形的面积是120平方厘米．如果它的底是20厘米，高是多少厘米？
<gadget id="calculator">20 / 2</gadget>
<output>10</output>

<gadget id="calculator">120 / 10</gadget>
<output>12</output>

<result>12</result>