可为平方的

例句：

1. 1. The square of a number is the length of its side.
   一个数的平方是它的边长。
2. 2. The square root of 16 is 4.
   16的平方根是4。
3. 3. The area of a square is equal to its side length cubed.
   正方形的面积等于边长的立方。