Is 50 degrees angle construction possible without a protactor or a sine table ? Only using Compass and a ruler.
2026-03-27 04:15:10.1774584910
50 Degrees angle construction possible without protactor?
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No, it is not possible to construct a $50$ degree angle only with compass and straightedge.
Constructing 50 degrees is aeqivalent to constructing $10$ degrees (since $60$ degrees is constructable). A $10$ degreesangle has order $36 = 2^2 \cdot 3^3$.
Wikipedia states: