The two adjacent sides of a parallelogram are 9 cm and 7 cm respectively, and the height of one of them is 8 cm. What is its area in square centimeters?
一个平行四边形相邻的两条边分别是9厘米和7厘米，其中一条高是8厘米，它的面积是多少平方厘米．
<gadget id="calculator">8 * 7</gadget>
<output>56</output>

<result>56</result>