why february has 28 days?

why february has 28 days?
This is because of simple mathematical fact: the sum of any even amount (12 months) of odd numbers will always equal an even number—and he wanted the total to be odd. So Numa chose February, a month that would be host to Roman rituals honoring the dead, as the unlucky month to consist of 28 days.
Full answer in: www.britannica.com
More questions like: why february has 28 days?
Why do some months have 31 30 29 or 28 days?
The ancient Romans, like ancient civilizations before them, based their concept of the month on the Moon. ... Julius Caesar modified the Roman calendar in 46 B.C. to make each month have either 30 or 31 days, with the exception of Februarius, which had 29 days and gained an extra day every fourth year.
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Why does February have 28 days and not 30?
February's 28 days date back to the second king of Rome, Numa Pompilius. Before he became king, Rome's lunar calendar was just 10 months long. ... But, in order to reach 355 days, one month had to be an even number. February was chosen to be the unlucky month with 28 days. Jan 30, 2015
Full answer in: www.childrensmuseum.org
Why does February have 29 days after every 4 years?
Every four years, we add an extra day, February 29, to our calendars. These extra days – called leap days – help synchronize our human-created calendars with Earth's orbit around the sun and the actual passing of the seasons. ... 25 that creates the need for a leap year every four years. Feb 29, 2020
Full answer in: earthsky.org
Why was February chosen for leap year?
“And so February was the last day of the year, so that's why the extra date would be added in February to make sure that the first day of spring was always aligned with the right time.” Generally a leap year happens every four years, but there are exceptions. A year may be a leap year if it is evenly divisible by four. Feb 28, 2020
Full answer in: www.ctvnews.ca