Convert 1 Degree to Radian (1 ° to rad)
Looking to convert 1 degree (°) to radian (rad)? This page provides the accurate result and a detailed explanation of how the conversion is done. Use this information to understand the relationship between Degree and Radian and how to calculate conversions manually or using online tools.

Looking to convert 1 degree (°) to radian (rad)? This page provides the accurate result and a detailed explanation of how the conversion is done. Use this information to understand the relationship between Degree and Radian and how to calculate conversions manually or using online tools.
What is Degree to Radian Conversion?
Degree (°) and radian (rad) are both units used to measure angle, but they serve different purposes depending on the scale of the measurement. If you ever need to convert degree to radian, knowing the exact conversion formula is essential.
° to rad Conversion Formula:
One Degree is equal to 0.0174532925 Radian.
Formula: 1 ° = 0.0174532925 rad
By using this conversion factor, you can easily convert any angle from degree to radian with precision.
Convert 1 Degree to Radian
To convert 1 degree to radian, multiply the value by 0.0174532925 since:
1 degree = 0.0174532925 radian
So:
1 × 0.0174532925 = 0.0174532925
Result: 1 degree = 0.0174532925 radian
Reverse Conversion
Need the reverse result? You can also convert radian back to degree by dividing 0.0174532925:
0.0174532925 radian ÷ 0.0174532925 = 1 degree
For more, visit: Radian to Degree
Explore Related Conversion Tool
This page focuses specifically on converting 1 Degree to Radian. If you're looking to convert a different value, you can use our general conversion tool:
Frequently Asked Questions
What is 1 degree in radian?
1 degree is equal to 0.0174532925 radian.
How do I convert degree to radian?
Multiply the value in degree by 0.0174532925 to get the equivalent in radian.