There is an isosceles triangle ABC, it is known that AB=AC, the height on the side of BC is 4.8 cm, the height on the side of AC is 3.6 cm, AC=8 cm, find the perimeter of the triangle ABC.
有一等腰三角形ABC，已知AB=AC，BC边上的高是4.8厘米，AC边上的高是3.6厘米，AC=8厘米，求三角形ABC的周长．
<gadget id="calculator">3.6 / 2</gadget>
<output>1.8</output>

<gadget id="calculator">2 / 4.8</gadget>
<output>0.416667</output>

<gadget id="calculator">8 * 1.8 * 0.416667</gadget>
<output>6.000005</output>

<gadget id="calculator">6.000005 + 8 + 8</gadget>
<output>22.000005</output>

<result>22.000005</result>