Math

Radians to Degrees Calculator

Convert an angle from radians to degrees.

Enter your values

Enter the angle in radians.

Results update instantly as you type — no submit needed. Your values are remembered on this device, and the shareable link reopens the calculator with exactly these numbers.

Results
Degrees
134.9889°
Radians
2.356 rad
As multiple of pi
0.7499π

Quick answer

Degrees = radians x (180/pi).

deg = rad * 180/pi

At a glance

What it doesConvert an angle from radians to degrees.
CategoryMath
Inputs neededAngle
Main outputDegrees
Formuladeg = rad * 180/pi
CostFree — no sign-up, no download

How to use the Radians to Degrees Calculator

  1. 1Enter the angle in radians.
  2. 2Multiply by 180/pi to convert to degrees.
  3. 3Compare the result to the equivalent multiple of pi.

Inputs explained

Angle(radians)
Enter the angle in radians.

Worked example

Using the values the calculator loads with:

Inputs

  • Angle2.356 radians

Results

  • Degrees134.9889°
  • Radians2.356 rad
  • As multiple of pi0.7499π

Frequently asked questions

What is pi radians in degrees?

180 degrees exactly.

Can I enter a multiple of pi directly?

Enter the decimal value, e.g. for 3π/4 enter 2.356 (3*3.14159/4).

What do I need to enter into the Radians to Degrees Calculator?

Just 1 value: angle. Every field starts with a realistic example, so you can change one number at a time and watch the result update instantly.

How does the Radians to Degrees Calculator work out the answer?

Degrees = radians x (180/pi). It applies the formula deg = rad * 180/pi and shows the working so you can check each step by hand.

Is the Radians to Degrees Calculator free, and do I need an account?

It is completely free with no sign-up, no download and no usage limit. Everything is calculated in your browser, so the numbers you type never leave your device.

Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.