Question

wat do u mean by a leap year
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Answer 1

Answer:

Nearly every four years, we add an extra day to the calendar in the form of February 29, also known as Leap Day. Put simply, these additional 24 hours are built into the calendar to ensure that it stays in line with the Earth's movement around the Sun.

Answer 2

after every 4 year a leap year comes it has 366 days

at every leap year February has 29 days