The safe slope of a ladder has a vertical rise of 4 units for a horizontal distance of 1 unit. Which of the diagrams below represents a safe ladder position?
b.
a
6 ft
5 ft
1.5 ft
12 it
d. k
С.
10 ft
8 ft
2 it
3 ft

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.