An isosceles triangle has a base length of 5 cm and a perimeter of 17 cm. What is the length of the other two sides?
一个等腰三角形，它的底边长5厘米，其周长是17厘米．另外两条边各长多少厘米？
<gadget id="calculator">17 - 5</gadget>
<output>12</output>

<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<result>6</result>