# What is COS 30 in fraction?

Cos 30 degrees is written as cos 30° and has a value in fraction form as √3/2. Cos 30° = √3/2 is an irrational number and equals to 0.8660254037 (decimal form).

## What is COS 30 equal to in sin?

The value of cos 30 is equal to the value of sin 60 since they complement each other within a triangle.

## What does cos 30 degrees mean?

Cos 30 degrees is the value of cosine trigonometric function for an angle equal to 30 degrees. The value of cos 30° is √3/2 or 0.866 (approx)

## What is the value of cos 30 *?

Cos 30 degrees is defined as an angle of 30 degrees that lies in between the base and hypotenuse of a right-angle triangle. The value of cos 30 is predefined as √3/2 (in fractional form), which is equivalent to sin 60 degrees.

## What is the exact value of sin 30 in fraction?

Therefore, Sin 30 degree equals to the fractional value of 1/ 2.

## What is COS 45 as a fraction?

The value of cos 45° is equal to 1/√2. Cos 45° = Cos π/4 = 1/√2.

## What fraction is cos 60?

The value of cos 60 is 1/2.

## What is the value of cot 30 degree?

Cot 30 degrees is the value of cotangent trigonometric function for an angle equal to 30 degrees. The value of cot 30° is √3 or 1.7321 (approx).

## What is the value of cos 20 in fraction?

The value of cos 20 degrees is 0.9396926. . .. Cos 20 degrees in radians is written as cos (20° × π/180°), i.e., cos (π/9) or cos (0.349065. . .).

## What is the value of Cosec 30 in fraction?

The value of cosec 30 degrees is 2. Cosec 30 degrees in radians is written as cosec (30° × π/180°), i.e., cosec (π/6) or cosec (0.523598. . .). In this article, we will discuss the methods to find the value of cosec 30 degrees with examples.

## What fraction is cos 90?

Cos 90° = 0

Also, it is easy to remember the special values like 0°, 30°, 45°, 60°, and 90° since all the values are present in the first quadrant. All the sine and cosine functions in the first quadrant take the form √(n/2) or √(n/4). Once we find the values of sine functions it is easy to find the cosine functions.

## What is the value of cos 15 degrees in fraction?

Answer: The value of cos 15° = (√3+1)/2√2.

## What is cot45?

Cot 45 degrees is the value of cotangent trigonometric function for an angle equal to 45 degrees. The value of cot 45° is 1.

## What is cot equal to?

In trigonometry, cot or cotangent is one of six trigonometric ratios. In a right-angled triangle, cot of an angle is equal to the ratio of adjacent side and opposite side of angle. Cot x is also equal to the reciprocal of tan x.

## What is COS 30 in radical form?

The exact value of cos(30) is √32 .

## What is sin 45 as a fraction?

FAQs on Sin 45 Degrees

Sin 45 degrees is the value of sine trigonometric function for an angle equal to 45 degrees. The value of sin 45° is 1/√2 or 0.7071 (approx).

## Why is tan 30?

In trigonometry, the tangent of an angle in a right-angled triangle is equal to the ratio of opposite side and the adjacent side of the angle. Tan 30 degrees is also represented by tan π/6 in terms of radians. The exact value of tan 30° is 0.57735.

## How do you evaluate cos 45?

The value of cos 45 degrees can be calculated by constructing an angle of 45° with the x-axis, and then finding the coordinates of the corresponding point (0.7071, 0.7071) on the unit circle. The value of cos 45° is equal to the x-coordinate (0.7071). ∴ cos 45° = 0.7071.

## How do you find cos 90?

The value of cos 90 degrees can be calculated by constructing an angle of 90° with the x-axis, and then finding the coordinates of the corresponding point (0, 1) on the unit circle. The value of cos 90° is equal to the x-coordinate (0). ∴ cos 90° = 0.

## What is the exact value of sec 30?

The value of sec 30 degrees is 2√3. The value of sec 30 in radians is π/180°.

## Is the value of cos 90?

The value of cos 90 is 0.
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