Compatibility
Excel 2007 (Compatibility)
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=ACOT()
Returns the arccotangent of a number (0 to π) — the angle whose cotangent equals the value
=ACOT(number)
Hover argument names in the table for details.
Output typeNumber
Popularity25 / 100
VolatileNo
Dynamic ArrayNo
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◧ Arguments
| Argument | Type | Required | Description |
|---|---|---|---|
number |
Number | Required | The number whose arccotangent is calculated |
▣ Examples
π/4 — 0.785
=ACOT(1)
45 degrees
=DEGREES(ACOT(1))
✦ Tips
- ACOT(x)=ATAN(1/x) and the result is in the range (0,π).
⚠ Common Errors
#VALUE!
The input is not a number
Fix: Enter a numeric value
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