Question

what cause a leap year​

Answer 1

Answer:

Leap years are needed to keep our modern day Gregorian calendar in alignment with the Earth's revolutions around the sun. It takes the Earth approximately 365.242189 days – or 365 days, 5 hours, 48 minutes, and 45 seconds – to circle once around the Sun.

Explanation:

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Answer 2

February 29 is the date usually occurs every four years and is called leap year....

This day is added to the calendar in leap year as an corrective measure because the earth does not orbit The sun in precisely 365 days....

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