The area of a parallelogram is 157.5m**2, and the height is 15cm. What is the base of this parallelogram?
一个平行四边形的面积是157.5m**2，高是15cm，这个平行四边形的底是多少．
<gadget id="calculator">157.5 / 15</gadget>
<output>10.5</output>

<result>10.5</result>