The area and base of a triangle and a parallelogram are equal, and the height of the triangle is 8 cm. What is the height of the parallelogram in cm?
一个三角形与一个平行四边形的面积和底相等，三角形的高是8厘米，平行四边形的高是多少厘米．
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<result>4</result>