The adjacent sides of a parallelogram are 12cm and 9cm respectively, and the height of one side is 10cm. What is the area of the parallelogram in square centimeters?
一个平行四边形相邻两边分别为12cm和9cm，其中一边上的高是10cm，这个平行四边形的面积是多少平方厘米．
<gadget id="calculator">9 * 10</gadget>
<output>90</output>

<result>90</result>