A parallelogram has the same area as a rectangle whose length is 12 decimeters and width is 6 decimeters. The length of the base of the parallelogram is 12 decimeters. What is its height in decimeters?
一个平行四边形与一个长是12分米，宽是6分米的长方形面积相等，平行四边形底边长12分米，它的高是多少分米．
<gadget id="calculator">6 / 12</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">12 * (1/2)</gadget>
<output>6</output>

<result>6</result>