Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 1 - No. 27)
If sin(x) = 0.6, what is the approximate value of x (in degrees)?
30°
37°
45°
60°
คำอธิบาย
Use arcsin: arcsin(0.6) ≈ 36.869... rounded to the nearest whole is 37