Triangle Angles and Side Calculation Online
Please select the option and enter required values then press calculate button:
Important Formula:
Sin(θ) = Opposite / Hypotenuse
Cos(θ) = Adjacent / Hypotenuse
Tan(θ) = Opposite / Adjacent
Select what (angle / sides) you want to calculate, then enter the values in the respective rows and click calculate.
If you want to calculate hypotenuse enter the values for other sides and angle.