<P> February 29 , also known as leap day or leap year day , is a date added to most years that are divisible by 4 , such as 2008 , 2012 , 2016 , 2020 , and 2024 . A leap day is added in various solar calendars ( calendars based on the Earth 's revolution around the Sun ) , including the Gregorian calendar standard in most of the world . Lunisolar calendars ( whose months are based on the phases of the Moon ) instead add a leap or intercalary month . </P>
<P> February 29 , also known as leap day or leap year day , is a date added to most years that are divisible by 4 , such as 2008 , 2012 , 2016 , 2020 , and 2024 . A leap day is added in various solar calendars ( calendars based on the Earth 's revolution around the Sun ) , including the Gregorian calendar standard in most of the world . Lunisolar calendars ( whose months are based on the phases of the Moon ) instead add a leap or intercalary month . </P>
how many days are in febuary in a leap year
how many days are in febuary in a leap year
29
29