If the sides of an isosceles triangle are 4cm and 2cm long, what is the perimeter of the triangle in cm?
等腰三角形的两边长分别是4cm和2cm，则这个三角形的周长是多少cm
<gadget id="calculator">2 + 2 + 2 + 2 + 2</gadget>
<output>10</output>

<result>10</result>