4. In lesson 9, _________ means a value that is almost exactly correct *
Approximation
Annex
Repeating Decimal
Quantity
Approximation
In lesson 9, the term that means a value that is almost exactly correct is "Approximation."
To find the answer to this question, you can refer to Lesson 9. If you don't have access to Lesson 9, you can try looking up the terms provided and see which one matches the definition provided in the question.
In this case, the term that means a value that is almost exactly correct is "Approximation."