An isosceles triangle has two side lengths of 8 cm and 18 cm respectively, what is the perimeter of the isosceles triangle in cm?
一个等腰三角形有两条边长分别是8厘米和18厘米，这个等腰三角形的周长是多少厘米．
<gadget id="calculator">18 + 18 + 8</gadget>
<output>44</output>

<result>44</result>