Huanhuan forms an isosceles triangle with a 35 cm long iron wire, one side of the triangle is 12 cm long, and the base of the triangle is x cm.
欢欢用一根长35厘米的铁丝围成一个等腰三角形，三角形的一条腰长12厘米，三角形的底是x厘米．
<gadget id="calculator">35 - 12 - 12</gadget>
<output>11</output>

<result>11</result>