Question

I m sitll haveing problems with this problem. Not sure how to get this answer.

The grade of a road is just the slope converted into a percent. So when you find the slope, multiply by 100 to get the grade. Again we use only non-negative slopes.

A road rises 12 feet over a horizontal distance of 640 feet.

What is its slope?

What is its grade?

Answer 1

\[tan \theta = 12/640\]

Answer 2

So grade is equal to \[(12/640) \times 100\]

Answer 3

1.875

Answer 4

Is it clear

Answer 5

Is it clear ?

Answer 6

yes it is

Answer 7

Okay, bye then