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ACOS

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This function calculates the arccosine, that is, the angle whose cosine is the specified value.

ACOS(*value*)

For the argument, you can specify the cosine of the angle you want to return, which must be a value between –1 and 1.

The result angle is in radians between 0 (zero) and PI (pi). If you want to convert the result to degrees, multiply the result by 180/PI.

Accepts numeric data. Returns numeric data.

ACOS(B3)

ACOS(R3C2)

ACOS(0.5) gives the result 1.0471975512

This function is available in product version 1.0 or later.

ACOSH | ASIN | COS | COSH | Math and Trigonometry Functions