A parallelogram and a triangle have the same base and the same area. The height of the triangle is 3.4 cm. What is the height of the parallelogram in cm?
一个平行四边形和一个三角形的底相等，面积也相等，三角形的高是3.4厘米，平行四边形的高是多少厘米．
<gadget id="calculator">3.4 / 2</gadget>
<output>1.7</output>

<result>1.7</result>