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Trigonometry calculators online for trigonometric functions and inverse trigonometric functions including graphs of functions and table of ratios.

AAA, AAS, ASA, ASS, SAS, SSS Theorems

Enter known triangle values to find the other sides and angles along with the triangle area K, perimeter P, semi-perimeter s, radius of inscribed circle r, and radius of circumscribed circle R.

Triangle angles or sides solved for using the law of cosines.

Triangle angles or sides solved for using the law of sines.

Enter real numbers in degrees or radians to find results of the six trigonometric functions: sine, cosine, tangent, cotangent, secant or cosecant.

Graphs ƒ(x) Trigonometric Functions

All 6 trigonometric functions graphed on an x scale from -7 to 7.

Enter whole numbers or fractions as multiples of π radians to find results of the six trigonometric functions: sine, cosine, tangent, cotangent, secant or cosecant.

Graphs ƒ(π) Trigonometric Functions

All 6 trigonometric functions graphed on an x scale from -2π to 2π.

Inverse Trigonometric Functions

For find inverse trigonometric values in degrees and radians for arcsine, arccosine, arctangent, arccotangent, arcsecant or arccosecant.

Graphs Inverse Trigonometric Functions

All 6 inverse trigonometric functions graphed on an x scale for their principal values.

Trigonometric functions in terms of ratios of triangle sides; adjacent, opposite and the hypotenuse.

**Cite this content, page or calculator as:**

Furey, Edward "Trigonometry Calculators" From *http://www.CalculatorSoup.com* - Online Calculator Resource.