Sine da akasin sine, a digiri

Don trigonometry, ku fara duba ma'aunin kusurwa: ƙaramin D a kan allo yana nufin digiri. Ku danna , ku rubuta 30, , da . $\displaystyle \sin(30^{\circ})$ shi ne $\displaystyle \dfrac{1}{2}$, an nuna shi a matsayin kashi. Ku danna don lamba mai ɗigo: 0.5. Akasin $\displaystyle \sin$ shi ne rubutun rawaya da ke saman maɓallin $\displaystyle \sin$. Ku danna da , ku rubuta 0.5, , da : digiri 30.

▶ Ku kalli wannan mataki a cikin bidiyon (29:43)