A piece of iron wire can form a square frame with a side length of 6 cm. If this wire is used to form a rectangular parallelepiped frame with a length of 8 cm and a width of 5 cm, how many centimeters is the height?
一根铁丝可以围成一个棱长6厘米的正方体框架，如果用这根铁丝围成一个长8厘米、宽5厘米的长方体框架，高是几厘米？
<gadget id="calculator">12 / 4</gadget>
<output>3</output>

<gadget id="calculator">6 * 3</gadget>
<output>18</output>

<gadget id="calculator">8 + 5</gadget>
<output>13</output>

<gadget id="calculator">18 - 13</gadget>
<output>5</output>

<result>5</result>