Calculate sin cos tan manually

Without a calculator, how can I calculate the sine of an angle, for example 32(without drawing a triangle)? sin, cos and tan are used in trigonometry and to calculate angles in right angle triangles.

in a right angle triangle there is the hypotenuse, opposite and adjacent. sin How do I calculate cos, sine, etc. without a calculator? Update Cancel. ad by Honey. Originally Answered: How can you calculate sin, cos, and tan without a calculator? Unit Circle: Can you calculate sine without a calculator? (I think my math teacher lied to me. ) One can compute sine of an angle manually but it is a difficult method, using simple calculator is the best way to this method.

342 Views View Upvoters Related Questions More Answers Below Jul 28, 2009 Re: What Are The Mathematical Formulas to Calculate Sin, Cos, Tan The infinite series mentioned above is not the Taylor series, but a MacLaurin series.

The difference is subtle, where the Taylor series is an expansion of a function about a point, say x0 a, while the MacLaurin series is an expansion of the function about zero (a 0).

Feb 28, 2013 Boards Community Central The Vestibule How do you calculate sine, cosine or tangent without a calculator? How do you calculate sine, cosine or tangent without a calculator? to manually Sine, Cosine and Tangent.

Sine, Cosine and Tangent (often shortened to sin, cos and tan) are each a ratio of sides of a right angled triangle:. For a given angle each ratio stays the same no matter how big or small the triangle is. To calculate them: Divide the length of one side by another side