0621e1a53e
* Add documentation to modules, and some constants and types Signed-off-by: Nick Cameron <nrc@ncameron.org> * Improve the language reference Signed-off-by: Nick Cameron <nrc@ncameron.org> --------- Signed-off-by: Nick Cameron <nrc@ncameron.org>
46 lines
74 KiB
Markdown
46 lines
74 KiB
Markdown
---
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title: "acos"
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subtitle: "Function in std::math"
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excerpt: "Compute the arccosine of a number."
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layout: manual
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---
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Compute the arccosine of a number.
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```kcl
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acos(@num: number(_)): number(rad)
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```
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### Arguments
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| Name | Type | Description | Required |
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|----------|------|-------------|----------|
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| `num` | [`number(_)`](/docs/kcl-std/types/std-types-number) | A number. | Yes |
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### Returns
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[`number(rad)`](/docs/kcl-std/types/std-types-number) - A number.
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### Examples
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```kcl
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sketch001 = startSketchOn(XZ)
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|> startProfile(at = [0, 0])
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|> angledLine(
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angle = acos(0.5),
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length = 10,
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)
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|> line(end = [5, 0])
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|> line(endAbsolute = [12, 0])
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|> close()
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extrude001 = extrude(sketch001, length = 5)
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```
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