Xiao Ming bends two 14 cm long iron wires according to the length of 4:3 (the bending angle is the same), and then arranges them into a parallelogram connected end to end. It is known that the area of this quadrilateral is 12 square centimeters, what is the height of its longer side in centimeters.
小明将两根长14厘米的铁丝都按4：3的长度弯折(折角相同)，然后摆成一首尾相连的平行四边形．已知这个四边形的面积是12平方厘米，它的较长边上的高是多少厘米．
<gadget id="calculator">4 + 3</gadget>
<output>7</output>

<gadget id="calculator">14 / 7</gadget>
<output>2</output>

<gadget id="calculator">2 * 4</gadget>
<output>8</output>

<gadget id="calculator">24 / 8</gadget>
<output>3</output>

<result>3</result>