Judgment: a figure with an area of 1 square meter must be a square? First, the third grade did not learn decimal multiplication. Second, only learned the area of rectangles and squares

Judgment: a figure with an area of 1 square meter must be a square? First, the third grade did not learn decimal multiplication. Second, only learned the area of rectangles and squares

Wrong will be divided into two halves of the square, in the splicing into a rectangle, the same area, the shape changed