About 삼각함수 계산기
sin, cos, tan 및 역함수 계산
Use this free online 수학 도구 tool to work faster without installing extra software. The interface is built for quick input, clear output, and straightforward results on desktop and mobile devices.
sin, cos, tan 및 역함수 계산
sin(45°)
0.707107
cos(45°)
0.707107
tan(45°)
1
csc (1/sin)
1.414214
sec (1/cos)
1.414214
cot (1/tan)
1
Angle Conversions
Inverse Trigonometric Functions
arcsin
30.00°
arccos
60.00°
arctan
26.57°
sinh
0.868671
cosh
1.324609
tanh
0.655794
| Degrees | Radians | sin | cos | tan |
|---|---|---|---|---|
| 0° | 0 | 0 | 1 | 0 |
| 30° | π/6 | 1/2 | √3/2 | √3/3 |
| 45° | π/4 | √2/2 | √2/2 | 1 |
| 60° | π/3 | √3/2 | 1/2 | √3 |
| 90° | π/2 | 1 | 0 | ∞ |
| 180° | π | 0 | -1 | 0 |
| 270° | 3π/2 | -1 | 0 | ∞ |
| 360° | 2π | 0 | 1 | 0 |
sin²(θ) + cos²(θ) = 1
tan(θ) = sin(θ) / cos(θ)
1 + tan²(θ) = sec²(θ)
1 + cot²(θ) = csc²(θ)
sin(2θ) = 2sin(θ)cos(θ)
cos(2θ) = cos²(θ) - sin²(θ)
sin, cos, tan 및 역함수 계산
Use this free online 수학 도구 tool to work faster without installing extra software. The interface is built for quick input, clear output, and straightforward results on desktop and mobile devices.
This tool runs in your browser whenever possible, which keeps your inputs private and reduces unnecessary round-trips to the server.