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Sin

Syntax:

SIN(number)
  • number: The angle in radians for which you want to calculate the sine. This must be a numeric value.

Description:

The SIN function returns the sine of a given angle. The sine is a trigonometric function that represents the ratio of the length of the side opposite the angle to the length of the hypotenuse in a right triangle.

SIN(number) = opposite / hypotenuse

Examples:

  1. =SIN(0) would return 0 because the sine of 0 radians is 0.

  2. =SIN(PI()/2) would return 1 because the sine of π/2 radians (90 degrees) is 1.

  3. =SIN(PI()) would return approximately 0 because the sine of π radians (180 degrees) is 0.

  4. =SIN(PI()/6) would return approximately 0.5 because the sine of π/6 radians (30 degrees) is 0.5.

Notes:

  • The SIN function expects the input to be in radians. If the value is in degrees, convert it to radians using the RADIANS function before using SIN.
  • The value of the sine function oscillates between -1 and 1.
  • If the input number is very large, the function might lose precision, but it will still calculate the sine within a reasonable range.