The length of two adjacent sides of a parallelogram is 20 cm and 10 cm respectively, the height of one side is 12 cm, how many cm is the height of the other side?
一个平行四边形相邻两条边分别长20厘米和10厘米，其中一条边上的高是12厘米，另一条边上的高是多少厘米？
<gadget id="calculator">10 * 12</gadget>
<output>120</output>

<gadget id="calculator">120 / 20</gadget>
<output>6</output>

<result>6</result>