The perimeter of an isosceles triangle is 56 cm, and the ratio of the waist to the base is 3:2. What is the base of this triangle in cm?
一个等腰三角形的周长是56厘米，一条腰与底的比是3：2，这个的底是多少厘米．
<gadget id="calculator">3 + 3 + 2</gadget>
<output>8</output>

<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">56 * (1/4)</gadget>
<output>14</output>

<result>14</result>