A closed question is answered with 'yes' or 'no'
A closed-ended question is one where the answer is not open to interpretation. An example of a closed-ended question would be, "What is the year of the sinking of the Titanic, 1912 or 1913?"
You nailed it; it is definition, as you have in your question.
an instrument that is used to measure gas in a closed container. A+
Aa closed conic section shaped like a flattened circle
On what ship were the portholes closed? This question needs more details, as it is rather vague.
A closed market is when you go to a market and its closed
Not closed or locked.
Chicken.
The definition of a closed check, depends on the circumstances. In a restaurant, a closed check is a check that has been paid for.
a closed question is a question that has been ended a question end when it has some kind of punctuation at the end.
A polygon, by definition, is a closed figure. So a closed polygon is an undefined object.
That is the definition of a closed set.
Yes, you may think of "closed figure" as part of the definition of a quadrilateral.
Polygons by definition are closed: when all the sides are connected and there are no open spaces between them.
Answers a question with a question.
A closed-ended question is one where the answer is not open to interpretation. An example of a closed-ended question would be, "What is the year of the sinking of the Titanic, 1912 or 1913?"
A polygon is a five sided closed shape.