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Cos(30) = sqrt(3)/2 = 0.866025403..
What else can I help you with?
What the only formula you can find the exact value of cosine 30?
Cosine(30) = sqrt(3)/2
How do you find cosine squared at 30 degrees?
cos(30) = sqrt(3)/2 so cosine squared is 3/4.
How do you turn cosine of 30 degrees into a fraction?
Cos(30) = sqrt(3)/2 = 0.866025403.... ( Which is irrational).
What is cosine 30 degrees?
0.866 ( or (sqrt 3)/2 )
What is the cosine 30 degrees?
cos(30 deg) = sqrt(3)/2 = 0.8660 approx.
What is cosine cubed?
It is cosine*cosine*cosine.
What is the cosine of a 30 degree angle?
As a decimal: 0.866 As a fraction: √(3)/2
The inverse of the cosine function?
Inverse of Cosine is 'ArcCos' or Cos^(-1) The reciprocal of Cosine is !/ Cosine = Secant.
How do you find length of a hypotenuse of a 30 60 90 degree triangle is 7 cm what is the perimeter?
The length of the other two sides is 7 cosine (60) and 7 cosine (30)that is 3.5 and 6.062 cmthe perimeter = 7 + 3.5 + 6.062 = 16.562 cm
What is cosine of 1?
Cosine of 1 degree is about 0.999848. Cosine of 1 radian is about 0.540302.
How does the tangent function relate to sine and cosine?
Tangent = sine/cosine provided that cosine is non-zero. When cosine is 0, then tangent is undefined.
How to find the exact value of arc sine and cosine and tangent?
mostly it comes from memorization. If sin 30 = 1/2, then arcsin (1/2) = 30
