Arctan 1/2

Arctan 1/2

Input
tan^(-1)(1/2)
Exact Result
tan^(-1)(1/2)
(result in radians)
Decimal approximation
0.463647609000806116214256231461214402028537054286120263810…
(result in radians)
Conversion from radians to degrees
26.57°
Reference triangle for angle 0.4636 radians
width | cos(tan^(-1)(1/2)) = 2/sqrt(5)~~0.894427
height | sin(tan^(-1)(1/2)) = 1/sqrt(5)~~0.447214
Continued fraction
[0; 2, 6, 2, 1, 1, 1, 6, 1, 2, 1, 1, 2, 10, 1, 2, 1, 2, 1, 1, 1, 5, 3, 10, 2, 7, 1, 27, 1, 1, 1, …]

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