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31 lip 2024 · Effortlessly find trigonometric function values (sin, cos, tan, cot) or solve for missing sides or angles in a right triangle using our remarkable tool crafted by experts.
- Law of Sines Calculator
Let's say a is the side opposite to angle 30°, b to angle...
- Ratio Calculator
Suppose we have the same ratio of 3/8, but we want to scale...
- Law of Cosines Calculator
Besides the two sides, you need to know one of the inner...
- Trigonometric Functions Calculator
This trigonometric functions calculator can help in...
- Arcsin
Usually, the chosen domain is -π/2 ≤ y ≤ π/2. This means...
- Arccos
Welcome to the arccos calculator, a.k.a. the inverse cosine...
- Tangent Calculator
Knowing the definition of sine – opposite over hypotenuse –...
- Arctan
This is one of our easiest calculators to use, really! Just...
- Law of Sines Calculator
Use inverse trigonometric functions to find the solutions, and check for extraneous solutions. A basic trigonometric equation has the form sin (x)=a, cos (x)=a, tan (x)=a, cot (x)=a. The formula to convert radians to degrees: degrees = radians * 180 / π.
Free math problem solver answers your trigonometry homework questions with step-by-step explanations.
cos pi/2. Have a question about using Wolfram|Alpha? Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, engineering, mathematics, linguistics, sports, finance, music….
As a consequence, we can relate the functions at different angles with the following trig identities for any n integer: sin(θ + 2πn) = sin(θ); cos(θ + 2πn) = cos(θ); and. For example a trig function at 90° (π/2) will be mathematically the same as at 450° (5π/2), as 5π/2 = π/2 + 2π.
This cosine calculator is a twin tool to our sine calculator – add to them the tangent calculator, and you'll have a pack of the most popular trigonometric functions. Simply type the angle – in degrees or radians – and you'll find the cosine value instantly.
Cos pi degrees is the value of cosine trigonometric function for an angle equal to pi. Understand methods to find the value of cos pi with examples and FAQs.
