SOLUTION: A 4% highway gradient means that the road rises 4m for each 100m of horizontal distance. Determine the angle of inclination of the road with the horizontal.

SOLUTION: A 4% highway gradient means that the road rises 4m for each 100m of horizontal distance. Determine the angle of inclination of the road with the horizontal.

Algebra.Com

Question 547625: A 4% highway gradient means that the road rises 4m for each 100m of horizontal distance. Determine the angle of inclination of the road with the horizontal.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
angle = arctan(0.04) =~ 2.29 degs

RELATED QUESTIONS
A highway grade of 3% means that the highway rises 0.03 mile for every 1 mile of... (answered by Alan3354)

If a highway rises 415 feet over a horizontal distance of 3400 feet what is the slope of... (answered by ewatrrr)

At one point, Yellowstone�s Beartooth Highway rises 315 ft over a horizontal distance of... (answered by rfer)

Hilly areas often have road signs giving the percentage grade for the road. A 5% grade,... (answered by robertb)

Hilly areas often have road signs giving the percentage grade for the road. A 5% grade,... (answered by Alan3354)

Hilly areas often have road signs giving the percentage grade for the road. A 5% grade,... (answered by nerdybill)

Suppose that a highway rises 200 feet in a horizontal distance if 3000 feet. Express the (answered by rfer)

Hilly areas often have road signs giving the percentage grade for the road. A 5% grade,... (answered by richard1234)

Hilly areas often have road signs giving the percentage grade for the road. A 5% grade,... (answered by richard1234)