Xadka jawaabaha rogaalka tirignoometari

Hal arrin oo kale oo ku saabsan fansaarrada rogaalka ah. Rogaalka sayn iyo rogaalka tanjant had iyo jeer waxay ku jawaabaan inta u dhaxaysa $\displaystyle -90^{\circ}$ iyo $\displaystyle 90^{\circ}$, rogaalka kosaynna inta u dhaxaysa $\displaystyle 0^{\circ}$ iyo $\displaystyle 180^{\circ}$. Raadiyaan ahaan, taasi waa $\displaystyle -\frac{\pi}{2}$ ilaa $\displaystyle \frac{\pi}{2}$, iyo $\displaystyle 0$ ilaa $\displaystyle \pi$. Grad ahaan, $\displaystyle -100$ ilaa $\displaystyle 100$, iyo $\displaystyle 0$ ilaa $\displaystyle 200$.

▶ Daawo tallaabadan fiidiyowga (27:12)