A triangle and a parallelogram have equal bases and equal areas. If the height of the parallelogram is 14 cm, what is the height of the triangle in cm?
一个三角形和一个平行四边形等底等面积．若平行四边形高是14厘米，那么三角形的高是多少厘米．
<gadget id="calculator">14 * 2</gadget>
<output>28</output>

<result>28</result>