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aksik [14]
3 years ago
10

Why is it necessary to add a day to the calendar every four years?

Biology
2 answers:
Kaylis [27]3 years ago
7 0
B. .25 x 4 equals one. Which is that one day we add.
k0ka [10]3 years ago
7 0

B. The revolution of the Earth is actually 365.25 days not 365 days.

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