Sinus ak safaanu sinus, ci degre

Sinus ak safaanu sinus, ci degre

Ngir trigonometri, jëkkal xool initeb koñ bi: D bu ndaw bi ci ekaraŋ bi mooy degre. Bësal sinus, bindal 30, tëj parantees, ak yem. sin⁡30∘\displaystyle \sin 30^{\circ} mooy 12\displaystyle \dfrac{1}{2}, ñu wone ko ni fraksioŋ. Bësal S D ngir desimaal bi: 0.5. sin⁡−1\displaystyle \sin^{-1} mooy mbind mu mboq mi ci kaw butoŋu sin. Bësal shift ak sinus, bindal 0.5, tëj parantees, ak yem: 30 degre.

▶ Xool etap bii ci wideo bi (27:14)