Slope Percent from Angle (Degrees)
Convert an angle in degrees to slope percent using slope% = tan(θ) × 100.
Table of Contents
0 deg =
0 percent
Representative value from the Slope Percent from Angle (Degrees) reference table.
Reference Values
Browse 23 reference values with individual detail pages for quick lookup.
Slope Percent from Angle (Degrees)
Convert an angle in degrees to slope percent using slope% = tan(θ) × 100.
Calculated Result
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Reference Table
Use this complete table for quick lookup and internal linking to specific value pages.
| Angle (Degrees) | Slope Percent |
|---|---|
| -80 deg | -567.128182 percent |
| -75 deg | -373.205081 percent |
| -70 deg | -274.747742 percent |
| -60 deg | -173.205081 percent |
| -50 deg | -119.175359 percent |
| -45 deg | -100 percent |
| -30 deg | -57.735027 percent |
| -20 deg | -36.397023 percent |
| -15 deg | -26.794919 percent |
| -10 deg | -17.632698 percent |
| -5 deg | -8.748866 percent |
| 0 deg | 0 percent |
| 5 deg | 8.748866 percent |
| 10 deg | 17.632698 percent |
| 15 deg | 26.794919 percent |
| 20 deg | 36.397023 percent |
| 30 deg | 57.735027 percent |
| 45 deg | 100 percent |
| 50 deg | 119.175359 percent |
| 60 deg | 173.205081 percent |
| 70 deg | 274.747742 percent |
| 75 deg | 373.205081 percent |
| 80 deg | 567.128182 percent |
Frequently Asked Questions
Common questions about Slope Percent from Angle (Degrees), formulas, and typical use cases.
What does the Slope Percent from Angle (Degrees) calculator do?
It helps with converting slope angle to grade percent for design and terrain calculations.
What formula does the Slope Percent from Angle (Degrees) calculator use?
Slope percent = tan(angle in degrees) × 100.
What inputs are valid?
Angles are valid except where tangent is undefined, such as 90° + 180°k.
When would I use this?
converting slope angle to grade percent for design and terrain calculations
Methodology and Review
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