Notice that the red rectangle is rotated 45 degrees from the original rectangle, shown in blue.

请注意，红色矩形会从原始矩形旋转45度角，以蓝色显示。

youdao

Notice that the red rectangle is rotated 45 degrees from the original rectangle, shown in blue.

请注意，红色矩形会从原始矩形旋转45度角，以蓝色显示。

youdao