UPSC » UPSC CSE Study Materials » Mathematics » Analysis Of T-Ratio At Some Specific Angles

Analysis Of T-Ratio At Some Specific Angles

This article will guide the trigonometric ratio of specific angles. We will share important information from several angles, including the mostly used trigonometric ratios of 450

Trigonometric ratios are ratios between any two sides of a triangle with a right angle. These ratios are often determined using trigonometry formulas as defined by the rules of mathematics. Several mathematical complex problems are based on trigonometric ratios of specific angles, including the trigonometric ratio of 450, trigonometric ratios of 300 and 600 and the most commonly used trigonometric ratios of 00 and 900. This article will discuss comprehensive knowledge of the analysis of trigonometric ratios at some specific angles as discussed and mentioned above. Read more here for a detailed analysis of trigonometric ratios of specific angles.

Right-angled triangle

Now that you have understood the motive of this article.

Let’s understand the definition of a right-angle triangle and its relevance with trigonometric ratios. A right-angle triangle is defined as a triangle with one angle of 90 degrees and the other two angles as acute angles. The relevance of the right angle triangle with trigonometry includes the origin of trigonometric ratios as it is based on calculations and ratios on the dimensions of a right-angle triangle. Ratios of different sides of a right-angled triangle lead to different trigonometric ratios. You have become familiar with the concept of the right-angled triangle with this information.

Trigonometric ratios of specific angles

You have become familiar with the right-angled triangle and its importance in trigonometric ratios of mathematics. Let’s understand trigonometric ratios of specific angles with their formulation. The table below States the formula of trigonometric ratios, and we will derive the trigonometric ratios of some specific angles based on these formulas of trigonometric ratios. 

Circular Function

Formula 

Sine

Height/hypotenuse

Cosine

Base/hypotenuse

Tangent

Height/base

Cotangent 

Base/height 

Secant

Hypotenuse/base

Cosecant

Hypotenuse/height 

Here is a detailed Guide to the trigonometric ratios of some specific angles, including 00, 300, 450, 600 and 900. 

Trigonometric ratios of 450 

Trigonometric ratios of 300 and 600

Trigonometric ratios of 00 and 900

These are trigonometric ration values of some of the specific angles that helps in complex solutions.

Significance of trigonometric ratios of specific angles

Now that you have understood and become familiar with the trigonometric ratios of 450 and other specific angles, you should understand the significance of trigonometric ratios of the angles mentioned above. The trigonometric ratios of specific angles are important in mathematics as these angles are frequently asked in questions. These specific angles of 00, 450, 300, 600 and 900 are mostly used while solving complex problems by breaking them down into these regular expressions and formulas. In addition to that, the trigonometric ratios of these specific angles make the calculation easier and simpler. 

Conclusion

It is important to understand the trigonometric ratios of some specific angles as these angles are the base of complex problems and become handy while breaking complex problems into simpler steps and using the trigonometric ratios of these specific angles. In mathematics, several problems are based on the real-life application of trigonometry and the trigonometric ratios of the angles mentioned above come into play while solving them. This article has discussed the trigonometric metric ratios of several specific angles, like the trigonometric ratio of 450. You can now use these values to evaluate the problem without any doubt.

faq

Frequently asked questions

Get answers to the most common queries related to the UPSC Examination Preparation.

What is the physical significance of trigonometry?

Ans. Trigonometry holds great physical significance as the problems it solves are usually real-life problems. Trigon...Read full

Write down the trigonometric values of 00 for every trigonometric ratio.

Ans. The values of 00 for every trigonomet...Read full

Write down the trigonometric values of 300 for every trigonometric ratio.

Ans. The values of 300 for every trigonome...Read full

Write down the values of 600 for every trigonometric ratio.

Ans. The values of 600 for every trigonome...Read full

Write down the values of 900 for every trigonometric ratio.

Ans. The values of 900 for every trigonome...Read full