Two small sticks are 6 cm and 3 cm long respectively. If they are assembled into an isosceles triangle, what is the length of the other small stick in cm?
两根小棒分别长6厘米和3厘米，如果要拼成一个等腰三角形，那么另一根小棒的长度是多少厘米．
<gadget id="calculator">3 + 3</gadget>
<output>6</output>

<result>6</result>