Aromātai
-140
Tauwehe
-140
Tohaina
Kua tāruatia ki te papatopenga
\frac{\left(-\frac{7\pi }{9}\right)\times 180}{\pi }
Whakawehe -\frac{7\pi }{9} ki te \frac{\pi }{180} mā te whakarea -\frac{7\pi }{9} ki te tau huripoki o \frac{\pi }{180}.
\frac{-20\times 7\pi }{\pi }
Whakakorea atu te tauwehe pūnoa nui rawa 9 i roto i te 180 me te 9.
-20\times 7
Me whakakore te \pi me te \pi .
-140
Whakareatia te -20 ki te 7, ka -140.
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