What is the same in Celsius and Fahrenheit?

The temperature at which Celsius and Fahrenheit scales intersect is -40 degrees. This is because -40 degrees Celsius is equal to -40 degrees Fahrenheit. At this specific temperature point, the numerical values on both scales are identical, making them the same. This occurs because the conversion formula between the two temperature scales yields this result. It is important to note that beyond this intersection point, Celsius and Fahrenheit temperatures do not correspond directly and differ in their numerical values.