The area and base of a triangle and a parallelogram are equal. If the height of the parallelogram is 3 decimeters, what is the height of the triangle?
一个三角形和一个平行四边形的面积和底都相等，如果平行四边形的高是3分米，则这个三角形的高是多少分米．
<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<result>6</result>