Free trigonometry calculator to find inverse trig angle. Instant results in your browser — no signup.
Also known as: Find inverse trig angle, inverse trig calculator, arcsin, arccos, arctan, inverse trig, Evaluate sine/cosine/tangent, Convert degrees to radians
Results update when you click Calculate.
Angle
30.000000°
asin(0.5000)
Free trigonometry calculator to find inverse trig angle. Instant results in your browser — no signup. Inverse trig functions return the principal angle whose sin/cos/tan matches the input.
Inverse trig functions return the principal angle whose sin/cos/tan matches the input.
arcsin(0.5) = 30°.
Principal values only — e.g. arcsin in [−90°, 90°].