If a rectangle with a length of 14 cm and a width of 10 cm is drawn into a parallelogram, the area of the rectangle is reduced by 42 cm2. What is the height of the drawn parallelogram in centimeters?
把一个长14厘米，宽10厘米的长方形拉成一个平行四边形，长方形的面积减少了42平方厘米．拉成的这个平行四边形的高是多少厘米？
<gadget id="calculator">14 * 10</gadget>
<output>140</output>

<gadget id="calculator">140 - 42</gadget>
<output>98</output>

<gadget id="calculator">98 / 14</gadget>
<output>7</output>

<result>7</result>