If the perimeter of an isosceles triangle is 36 cm and the length of the base is 16 cm, what is the length of one side?
一个等腰三角形的周长是36厘米，底边长16厘米，则一条腰长多少．
<gadget id="calculator">36 - 16</gadget>
<output>20</output>

<gadget id="calculator">20 / 2</gadget>
<output>10</output>

<result>10</result>