Given that the sum of the side lengths of the two squares is 25 cm, the area of the larger square is 125 cm2 larger than the area of the smaller square, what is the area of the larger square in cm2?
已知两个正方形的边长和为25厘米，大正方形面积比小正方形面积大125平方厘米，那么大正方形的面积是多少平方厘米．
<gadget id="calculator">15 * 15</gadget>
<output>225</output>

<result>225</result>