The base and area of the triangle and the quadrilateral are equal, the height of the triangle is 8cm, what is the height of the quadrilateral
三角形和平形四边形的底和面积都相等，已知三角形高是8cm，平形四边形的高是多少
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<result>4</result>