80.00° Slope = 567.13% Grade
Results
Elevation Grade
567.13%
Elevation Grade for 80.00 degrees:
- Degrees: 80.00°
- Percent Slope: 567.13%
- Rise/Run Ratio: 5.6713
- 1 in X Ratio: 1 in 0.18
- Inches per Foot: 68.06"
- mm per Meter: 5,671 mm
Frequently Asked Questions
What is 80.00 degrees in other formats?
80.00 degrees equals 567.13% slope, or a 1 in 0.18 ratio (rise/run).
How steep is a 567.13% slope?
A 567.13% slope corresponds to a 80.00 degree angle and means for every 100 units of horizontal distance, there is 567.13 units of vertical rise.
What is the rise per foot for a 80.00 degree slope?
A 80.00 degree slope has a rise of 68.06 inches per foot of horizontal distance.
Nearby Slope Values
| Degrees | Percent Slope | 1 in X Ratio |
|---|---|---|
| 77.50° | 451.07% | 1 in 0.22 |
| 78.00° | 470.46% | 1 in 0.21 |
| 78.50° | 491.52% | 1 in 0.20 |
| 79.00° | 514.46% | 1 in 0.19 |
| 79.50° | 539.55% | 1 in 0.19 |
| 80.00° | 567.13% | 1 in 0.18 |
| 80.50° | 597.58% | 1 in 0.17 |
| 81.00° | 631.38% | 1 in 0.16 |
| 81.50° | 669.12% | 1 in 0.15 |
| 82.00° | 711.54% | 1 in 0.14 |
| 82.50° | 759.58% | 1 in 0.13 |
How to Calculate Elevation Grade
- Enter any slope measurement: degrees, percent grade, ratio, inches per foot, or mm per meter
- The calculator instantly converts to all other slope formats
- Results show: degrees, percentage, rise/run ratio, inverse ratio, and construction measurements
Formula Reference
- Percent Grade: Grade % = tan(angle in degrees) × 100
- Rise/Run Ratio: Ratio = tan(angle in degrees)
- Angle from Percent: Degrees = arctan(percent / 100) × (180/π)
- Inches per Foot: Rise per foot = tan(degrees) × 12
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