[Bugs] #4935 Calculate UNSP: Sine and Cosine producing wrong outputs

[Sugar Labs Bugs]

#4935: Sine and Cosine producing wrong outputs
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       Reporter:  Abrahm                     |       Owner:
           Type:  defect                     |      Status:  new
       Priority:  Unspecified by Maintainer  |   Milestone:  Unspecified
      Component:  Calculate                  |     Version:  Unspecified
       Severity:  Unspecified                |    Keywords:
Distribution/OS:  Unspecified                |  Bug Status:  Unconfirmed
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 For some values in range of 181 to 185 degrees sin is giving positive
 outputs instead of negative with same magnitude . Same issue is found with
 cosine function in range of 91 to 95 degrees. The same issue persists in
 radian mode also in both functions.

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Ticket URL: <https://bugs.sugarlabs.org/ticket/4935>
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