Road drop
A 12 percent drop is marked on a straight stretch of road. What angle aligns the direction of the road with the horizontal plane?
Correct answer:
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See also our right triangle calculator.
See also our trigonometric triangle calculator.
You need to know the following knowledge to solve this word math problem:
- planimetrics
- right triangle
- triangle
- basic functions
- percentages
- goniometry and trigonometry
- tangent
- arctangent
Units of physical quantities:
Grade of the word problem:
We encourage you to watch this tutorial video on this math problem: video1
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