The two adjacent sides of a parallelogram are 7cm and 5cm respectively, and the height of one set of opposite sides is 6cm. What is the area of this parallelogram in square centimeters?
一个平行四边形相邻两边分别是7cm和5cm，其中一组对边上的高是6cm．这个平行四边形的面积是多少平方厘米．
<gadget id="calculator">5 * 6</gadget>
<output>30</output>

<result>30</result>