# Trigonometric chart of sin 0 cos 0 sin 30 tan 0 cos30 and cos 60 deg

## Trigonometric chart of cos30 and cos 60 deg

To remember the values of above table you can as follows:

(i) divide the numbers 0, 1, 2, 3 and 4 by 4,

(ii) take the positive square roots of all above numbers,

(iii) All above numbers will give us the values of sin 0°, sin 30°, sin 45°, sin 60° and sin 90° respectively.

### The Trigonometry angle 0° or 0 degrees

The sine of angle 0° or sin 0 degrees

sin 0° = √(0/4) = 0

The cos(Cosine) of angle 0° or cos 0 degrees

cos 0° = √(4/4) = 1

The tan(Tangent) of 0° or tan 0 degrees

tan 0° = 0

The cosec(cosecant) of angle 0° or cosec 0 degrees

cosec 0° = undefined

The sec(secant) of angles 0° or sec 0 degrees

sec 0° = 1

The cot(cotangent) angles 0° or cot 0 degrees

cot 0° = undefined

### The Trigonometry angle 30° or 30 degrees

The sine of angle 30° or sin 30 degrees

sin 30° = √(1/4) = ½

The cos(Cosine) of angle 30° or cos 30 degrees

cos 30° = √(3/4) = √3/2

The tan(Tangent) of 30° tan 30 degrees

tan 30° = √3/3

The cot(cotangent) angles 30° or cot 30 degrees

cot 30° = √3

The sec(secant) of angles 30° or sec 30 degrees

sec 30° = 2√3/3

The cosec(cosecant) of angle 30° or cosec 30 degrees

cosec 30° = 2

### The Trigonometry angle 45° or 45 degrees

The sine of angle 45° or sin 45 degrees

sin 45° = √(2/4) = 1/√2 = √2/2

The cos(Cosine) of angle 45° or cos 45 degrees

cos 45° = √(2/4) = 1/√2 = √2/2

The tan(Tangent) of 45° tan 45 degrees

tan 45° = 1

The cot(cotangent) angles 45° or cot 45 degrees

cot 45° = 1

The sec(secant) of angles 45° or sec 45 degrees

sec 45° = √2

The cosec(cosecant) of angle 45° or cosec 45 degrees

cosec 45° = √2

### The Trigonometry angle 60° or 60 degrees

The sine of angle 60° or sin 60 degrees

sin 60° = √3/4 = √3/2;

The cos(Cosine) of angle 60° or cos 60 degrees

cos 60° = √(1/4) = 1/2

The tan(Tangent) of 60° tan 60 degrees

tan 60° = √3

The cot(cotangent) angles 60° or cot 60 degrees

cot 60° = √3/3

The sec(secant) of angles 60° or sec 60 degrees

sec 60° = 2

The cosec(cosecant) of angle 0° or cosec 60 degrees

cosec 60° = 2√3/3

### The Trigonometry angle 90° or 90 degrees

The sine of angle 90° or sin 90 degrees

sin 90° = √(4/4) = 1

The cos(Cosine) of angle 90° or cos 90 degrees

cos 90° = √(0/4) = 0

The tan(Tangent) of 90° tan 90 degrees

tan 90° = undefined

The cot(cotangent) angles 90° or cot 90 degrees

cot 90° = 0

The sec(secant) of angles 90° or sec 0 degrees

sec 90° = undefined

The cosec(cosecant) of angle 90° or cosec 90 degrees

cosec 90° = 1

## Introduction: What is Cos 60?

Cos 60 is an acronym for cosine 60 degrees. It is the trigonometric function of the angle made by a point on the unit circle with its end point at the origin.

Cos 60 can be used to calculate angles in radians and degrees, as well as find out whether two angles are complementary or supplementary, and also to find out which trigonometric functions are inverses of each other.

## What You Need To Know Before Using Cos to Solve a Calculus Problem

Cosine is a trigonometric function that is used to calculate the cosine of an angle. It can be defined as the ratio of the length of the adjacent side, which is opposite to the angle, to the hypotenuse.

In mathematics, sin and cosine are two trigonometric functions that are used to calculate sine and cosine of an angle respectively.

## Conclusion & Final Thoughts

The word “cosecant” is derived from the Latin word “cosecha” which means “to reap”. This is because of the similarity between a cosecant and a scythe.

In mathematics, sin and cosecant are important in trigonometry. They are used to find out how long it takes for an object to complete one rotation.

A cosecant is an angle that measures the ratio of a right triangle’s hypotenuse to its adjacent side. The opposite of this angle is the sine which measures the ratio of a right triangle’s opposite side to its hypotenuse.

## FAQs:

### Why is cos 60 degrees important?

The cosine function is an important formula in trigonometry. It can be used to calculate the length of a side of a triangle given the lengths of the other two sides, or it can be used to find an angle given two angles, or to find the sides given an angle.

### What is the cosine of 60 degrees?

The cosine of 60 degrees is 0.25.

### How do you find cos 60 degrees?

1) Draw a right triangle on the coordinate plane.

2) Label the lengths of the two legs as “a” and “b”.

3) Find the length of the hypotenuse.

4) Multiply “a” by cos 60 degrees to find sin 60 degrees.

5) Multiply “b” by sin 60 degrees to find cos 60 degrees.

### What is the value of cos 60 degrees?

The conversion of degrees to radians is an important calculation in a variety of fields. One degree can be represented by a unit of 1/360th of a circle, and that circumference is the same at all points on the circle, so there is no difference in value between 60 degrees and 60 radians.

### What is the value of cosine 60?

The cosine is a trigonometric function that measures the ratio of the length of the adjacent side divided by the length of the hypotenuse.

### What is the value of cosine of 30 degrees?

The value of cosine of 30 degrees is 0.5

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