TRIGONOMETRY Meaning and
Definition
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Trigonometry is a branch of mathematics that deals with the relationships and properties of triangles, particularly right triangles. It encompasses the study of angles, sides, and their respective functions and ratios. The term "trigonometry" derives from the Greek words "trigonon" meaning "triangle" and "metron" meaning "measure."
In trigonometry, the three primary trigonometric functions are sine (sin), cosine (cos), and tangent (tan). These functions are calculated based on the ratios of the sides of a right triangle. The sine of an angle is defined as the ratio of the length of the side opposite the angle to the hypotenuse. The cosine of an angle represents the ratio of the adjacent side's length to the hypotenuse. The tangent function is the ratio of the opposite side to the adjacent side.
Trigonometry plays a crucial role in various fields such as physics, engineering, architecture, and navigation. It enables the measurement of angles, distances, elevations, and other quantities related to triangles within these disciplines. Trigonometric concepts and equations are used to address real-world problems involving triangles and the calculation of unknown lengths or angles.
Additionally, trigonometry is fundamental for understanding periodic phenomena and phenomena related to waveforms, allowing the analysis and modeling of various oscillatory functions. Trigonometric identities, formulas, and functions are extensively employed in calculus, applied mathematics, and many other areas of mathematical and scientific research.
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In math., the application of number to express the properties of angles or of circular arcs, as well as to exhibit the mutual relations of the sides and angles of triangles to one another.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
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Etymology of TRIGONOMETRY
The word "trigonometry" consists of two parts: "trigon" and "metry".
"Trigon" comes from the Greek word "trigōnon", which means "triangle". The Greeks were one of the first civilizations to extensively study triangles and their various properties, which formed the foundation of trigonometry.
The suffix "-metry" is derived from the Greek word "metron", meaning "measurement". It is commonly added to words to imply the act of measuring or the study of measuring.
Therefore, the term "trigonometry" can be interpreted as the "measurement of triangles" or the "study of triangles".
Similar spelling word for TRIGONOMETRY
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