Cos 30° = √3/2 is an irrational number and equals 0.8660254037 (decimal form). Hence the exact value of cos 30 degrees is written as approximately 0.8660. √3/2 is the value of Cos 30°, which is a trigonometric ratio or function of a given angle.
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The cosine of the angle 30° is a value representing the ratio of the length of the adjacent side (the angle under consideration) to the length of the hypotenuse. In trigonometry we mathematically write cos 30°, and its exact value in fractional form is √3/2.
It follows that sin 30° = cos 60° = 1/2 and sin 60° = cos 30° = √3 / 2.
The value of cos 30 degrees is 0.8660254. . .. Cos 30 degrees in radians is written as cos (30° × π/180°), i.e. H. cos(π/6) or cos(0.523598…).
Cot 30 degrees is the value of the trigonometric cotangent function for an angle of 30 degrees. The value of Cot 30° is √3 or 1.7321 (approximately).
The exact value of sin 30 degrees is 0.5.
The exact value of cos(30) is √32 .
In trigonometry, the tangent of an angle in a right triangle is equal to the ratio of the opposite side and the adjacent side of the angle. Tan 30 degrees is also represented by tan π/6 radians. The exact value of tan 30° is 0.57735.
The value of cos 60 is 1/2.
Sin 30 formula: Sin 30 degrees is equal to cos 60 degrees. The value of sin 30 degrees is 1/2.
The value of cos 1 degree is 0.9998476. . .. Cos 1 radian degree is written as cos (1° × π/180°), i.e. H. cos(0.017453…). In this article, we will discuss the methods of finding the value of cos 1 using examples. Cos 1°: 0.9998476. . .
Cos theta or cos θ is the ratio of the adjacent side to the hypotenuse, where θ is one of the acute angles.
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