February.
A leap day/year is when on day is added on to February. It becomes February 29th.
It is added to the end of February, the second month of the year. In a regular year, the day after February 28 is March 1. In a leap year, the day after February 28 is February 29, and the day after February 29 is March 1.
a leap year has an extra day. that extra day is February 29. in a regular year the month February only has 28 days
When a leap year happens, the new day is February 29.
the feburary the 2nd month increases by one day in leap year
For 3 out of every 4 years, it is the last day of the month. In the 4th (Leap) year, an extra day, the 29th, is added.
February
A bissextile month is a month which contains an extra day in a leap year.
A leap day/year is when on day is added on to February. It becomes February 29th.
In a Leap Year one day is added to the calendar - February 29.
A year or leap year still has 12 months February has one extra day - from 28 to 29 The year has to be divisible by four e.g. 2012 = 12 (3 x 4) Except year ending 00 e.g. 1900 or 2000 etc
September and December of the same year have the same calendar except that September has 30 days and December has 31. The last 31-day month before December of a regular year that has the same date to weekday relationships is July of the previous year. The last 31-day month before December of a leap year that has the same date to weekday relationships is October of the previous year. The first 31-day month after December of the year before a leap year with the same date to weekday relationships is the following March. The first 31-day month after December of the second year before a leap year with the same date to weekday relationships is August of the leap year. The first 31-day month after December of a leap year or the year after a leap year with the same date to weekday relationships is March of the second year after.