What percentage grade should a road have if the angle of elevation of the road is 4 deg percentage grade is defined as the change in the altitude of the road over a 100-foot
distance. For example a 5% grade means that the road rises 5 feet for every 100 feet of distance.
Round the answer to two decimal places.

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,

answer: '

the distance between points l and m

step-by-step explanation:

c

step-by-step explanation: