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Maths Trigonometry

Calculate the maths trigonometric functions (sin, cos, tan, cosec, sec and cot), and the inverse trigonometric functions (asin, acos, atan, acosec, asec, and acot).

The trigonometric fuctions are circular functions calculated for a right angle triangle with a hypotenuse equals 1 and angle θ. The base length of the triangle = cos(θ). The height of the triangle equals sin(θ). The slope of the hypotenuse equals tan(θ), equals sin(θ) / cos(θ). From Pythagorus' formula cos(θ)^2 + sin(θ)^2 = 1. The functions cosec (1/sin), sec (1/cos) and cot (1/tan) were mainly used for navigation.

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CALCULATOR : Trigonometric Functions Sin Cos Tan etc [FREE]   ±

Calculate trigonometry functions sin, cos, tan, cosec (1/sin), sec (1/cos) and cot (1/tan).

Enter the angle in radians. Change to degree (or other) units on the setup page.

Tool Input

  • ftype : Function Type
  • Θ : Angle

Tool Output

  • Z : Output Value

CALCULATOR : Trigonometric Inverse Functions Asin Acos Atan etc [FREE]   ±

Calculate trigonometric inverse functions asin, acos and atan etc.

Sin and cos values must be greater than or equal to - 1 and less than or equal to 1 (-1 ≤ Z ≤ 1).

Tool Input

  • ftype : Function Type
  • Z : Input Value

Tool Output

  • Θ : Angle