There are two circles, the radius of the first circle is 4cm, the circumference of the second circle is 6.28cm more than the first circle, what is the area of the second circle in square centimeters?
有两个圆，第一圆的半径是4cm，第二个圆的周长比第一个圆多6.28cm，第二个圆的面积是多少平方厘米？
<gadget id="calculator">3.14 * 2 * 4</gadget>
<output>25.12</output>

<gadget id="calculator">25.12 + 6.28</gadget>
<output>31.4</output>

<gadget id="calculator">31.4 / 3.14 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">3.14 * 25</gadget>
<output>78.5</output>

<result>78.5</result>