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What else can I help you with?
How many times does August 13th fall on Friday?
It happens 56 times out of every 400 years.
What would call something that happens every three years?
A triennial event happens every three years.
What word means an event that happens once every six years?
Something that happens every six years is sexennial.
What is the word for every three years?
Something that happens every three years is a triennialevent.
How many times has the 13th fallen on a Friday in AUGUST since 1980?
Any month starting on a Sunday will have a Friday the 13th as well as 5 Sundays... except February where that rule becomes a little wobbly and only happens about every 28 years... or something like that.
What happens every 100 years?
Something that happens once a century.
What happens to earth's orbit every 100000 years?
As far as I know, nothing special happens every 100,000 years. A full precession cycle takes about 26,000 years.
What is the word for something that occurs twice a year?
Quinquennial = something that happens every 5 years. Lustral = also something that happens every 5 years or we could invent: semi-Decennial: where semi is half and Deccennial happens every 10 years.
What happens every two years?
the Olympics
Why did they celebrate bicentennial?
It happens every 200 years.
What sporting happens every four years?
The Olympics.
What is Quinquennial?
Something that happens every 5 years
