Math & Statistics
Unit Circle Calculator
Find the sine, cosine and tangent of an angle on the unit circle.
Your inputs
Change any value to update the result instantly.
cos(θ)
(0.7071, 0.7071)
sin(θ)
0.7071
tan(θ)
1
Angle (radians)
0.7854
Formula and working
(x, y) = (cos θ, sin θ) on the unit circle
- 1
Collect the inputs
Angle = 45 °
- 2
Apply the formula
(x, y) = (cos θ, sin θ) on the unit circle
- 3
Result
cos(θ) = (0.7071, 0.7071)
Frequently asked questions
Important limitation
This is an educational estimate based only on the values and formula shown. Verify current rates, rules, units, and professional standards before relying on the result. It is not personalized financial or investment advice.
Report a mistake or request an improvement
Tell us if a formula, unit, explanation, or result needs attention. Your message will include this calculator’s name and page.
Related calculators
Area Calculator
Calculate the area of a rectangle.
Circle Calculator
Calculate circle area and circumference from radius.
Circle Sector Calculator
Find the area and arc length of a circular sector.
Cone Calculator
Find the volume and surface area of a right circular cone.
Cone Frustum Calculator
Find the volume and surface area of a conical frustum.
Cylinder Calculator
Find the volume and surface area of a cylinder.