ACOS Function (DAX)
Returns the arccosine, or inverse cosine, of a number. The arccosine is the angle whose cosine is number. The returned angle is given in radians in the range 0 (zero) to pi.
ACOS(number)
Parameters
| Term | Definition |
|---|---|
| Number | The cosine of the angle you want and must be from -1 to 1. |
Returns the arccosine, or inverse cosine, of a number.
If you want to convert the result from radians to degrees, multiply it by 180/PI() or use the DEGREES function.
| Formula | Description | Result |
|---|---|---|
| =ACOS(-0.5) | Arccosine of -0.5 in radians, 2*pi/3. | 2.094395102 |
| =ACOS(-0.5)*180/PI() | Arccosine of -0.5 in degrees. | 120 |
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