الإحداثيّات السّينيّة
Abscissas
Difficulty Level
Description
الإحداثيّات السّينيّة (al-iḥdāthiyyāt al-sīniyyah) refers to the x-coordinates or abscissas in a Cartesian coordinate system. This is a mathematical term used to denote the horizontal axis values in two-dimensional or three-dimensional geometry. The word is commonly used in mathematics education, engineering, and scientific fields when discussing coordinate systems and graphing.
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Example Sentences
نقطة الأصل هي حيث تكون الإحداثيّات السّينيّة والصّاديّة تساوي صفرًا.
Nuqṭat al-aṣl hiya ḥaythu takūn al-iḥdāthiyyāt al-sīniyyah wa-al-ṣādiyyah tusāwī ṣifran.
The origin point is where both the abscissas (x-coordinates) and ordinates (y-coordinates) equal zero.
في الرسم البيانيّ، نُحدّد موقع كل نقطة باستخدام الإحداثيّات السّينيّة والصّاديّة.
Fī al-rasm al-bayāniyyah, nuḥaddid mawqiʿ kull nuqṭah bi-istikhddām al-iḥdāthiyyāt al-sīniyyah wa-al-ṣādiyyah.
In the graph, we determine the location of each point using x-coordinates and y-coordinates.
الإحداثيّات السّينيّة للنقطة (3، 5) هي 3.
Al-iḥdāthiyyāt al-sīniyyah li-l-nuqṭah (3, 5) hiya 3.
The x-coordinate (abscissa) of the point (3, 5) is 3.
يجب أن نزيد قيمة الإحداثيّات السّينيّة لتحريك النقطة نحو اليمين.
Yajib an nazīd qīmat al-iḥdāthiyyāt al-sīniyyah li-taḥrīk al-nuqṭah naḥw al-yamīn.
We must increase the value of the x-coordinates to move the point to the right.
الإحداثيّات السّينيّة الموجبة تمثل المواقع على يمين محور الصادات.
Al-iḥdāthiyyāt al-sīniyyah al-mūjabah tamthil al-mawāqiʿ ʿalā yamīn miḥwar al-ṣādāt.
Positive x-coordinates represent positions to the right of the y-axis.
Synonyms
Antonyms
Related Words
Cultural Notes
The term الإحداثيّات السّينيّة is primarily used in academic and scientific contexts across Arabic-speaking countries. It represents the standardized mathematical terminology taught in schools and universities throughout the Arab world. This vocabulary is essential for students pursuing STEM fields and is universally understood in educational and professional settings.
Usage Tips
Remember that this term is always plural (الإحداثيّات). When discussing a single x-coordinate, you can use the singular form الإحداثي السّيني. This word is typically paired with الإحداثيّات الصّاديّة (y-coordinates) when describing complete coordinate pairs. Practice using this term when discussing coordinate geometry, graphing functions, or analyzing data in mathematical contexts.
Understanding الإحداثيّات السّينيّة (Abscissas)
Definition and Meaning
الإحداثيّات السّينيّة (al-iḥdāthiyyāt al-sīniyyah), commonly referred to in English as "abscissas" or "x-coordinates," represents the horizontal coordinate values in a Cartesian coordinate system. The term derives from the word "سين" (sīn), which refers to the "x" variable in mathematics. In any two-dimensional coordinate system, the x-coordinate indicates the position of a point relative to the vertical y-axis.
Mathematical Context
In mathematics, every point in a two-dimensional plane is defined by two coordinates: the x-coordinate (abscissa) and the y-coordinate (ordinate). The term الإحداثيّات السّينيّة is used when discussing horizontal positioning. For example, in the ordered pair (3, 5), the number 3 represents the x-coordinate or abscissa, while 5 represents the y-coordinate or ordinate.
When we say a point has an x-coordinate of 3, we mean it is located three units away from the y-axis. Positive values indicate positions to the right of the y-axis, while negative values indicate positions to the left. Understanding this distinction is crucial for graphing functions, analyzing data, and solving geometric problems.
Usage in Education
The term الإحداثيّات السّينيّة is extensively used in Arabic mathematics education at the secondary and university levels. Students learn about coordinate systems, graphing linear and nonlinear equations, and analyzing geometric shapes using this terminology. Teachers across Arabic-speaking countries use this standardized term when instructing students about the Cartesian plane.
Related Mathematical Concepts
When studying الإحداثيّات السّينيّة, students must also understand related concepts such as:
- محور السّينات (x-axis): The horizontal reference line
- الإحداثيّات الصّاديّة (y-coordinates): The vertical coordinates
- نقطة الأصل (origin): Where both coordinates equal zero
- الرسم البيانيّ (graph): The visual representation of coordinate points
Practical Applications
Understanding x-coordinates is essential in various fields including engineering, physics, economics, and computer science. In these disciplines, professionals use coordinate systems to model real-world phenomena, from describing the motion of objects to analyzing economic trends.
Learning Tips for Arabic Learners
When learning this term, remember that الإحداثيّات is always used in plural form. The singular equivalent, الإحداثي السّيني, refers to a single x-coordinate. Practice using this terminology in context by working through coordinate geometry problems and actively describing point locations using both x and y coordinates. Pairing this term with الإحداثيّات الصّاديّة (y-coordinates) helps reinforce the concept of the complete coordinate pair.
Conclusion
مasteringالإحداثيّات السّينيّة is fundamental to success in mathematics and related scientific fields. As you progress in your Arabic learning journey, understanding and using this terminology correctly will enhance your ability to engage with mathematical concepts in Arabic-language resources and educational settings.