cát tuyến

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The Vietnamese word "cát tuyến" translates to "secant" in English. It is used mainly in mathematics, specifically in geometry and trigonometry.

Explanation:

A secant is a line that intersects a curve at two or more points. In the context of circles, for example, a secant line will cut through the circle and cross it at two different points. This concept is often used when discussing the properties of circles, angles, and other geometric shapes.

Usage Instructions:

• "Cát tuyến" is typically used in academic or technical contexts, such as in math classes or textbooks.
• When discussing geometry, you can use "cát tuyến" to refer to lines that intersect curves.

Example:

• "Trong hình học, một cát tuyến là một đường thẳng cắt một đường tròn tại hai điểm." (In geometry, a secant line is a straight line that intersects a circle at two points.)

Advanced Usage:

In advanced mathematics, the concept of a secant can also extend to functions, where a secant line represents the average rate of change of the function between two points on its graph.

Word Variants:

• There are no direct variants for "cát tuyến," but related terms in mathematics include:
  • "đường tiếp tuyến" (tangent line), which touches a curve at exactly one point.
  • "đường thẳng" (straight line), which can be a broader term encompassing both secant and tangent lines.

Different Meanings:

While "cát tuyến" primarily refers to a secant line in mathematics, it doesn't have other meanings in everyday language. However, in different contexts, the word "cát" can mean "sand," but this is unrelated to the term "cát tuyến."

Synonyms:

In Vietnamese, there are not many direct synonyms for "cát tuyến," but you might encounter terms like: - "đường cắt" (cutting line) in a broader sense, although this is not as precise in the mathematical context.

Conclusion:

Understanding "cát tuyến" is essential for anyone studying geometry or trigonometry in Vietnamese.

Academic

noun

1. Secant