How long must a ladder be to reach the top of a 12-foot wall if the bottom of the ladder is placed 3 feet from the base of the wall

Question

asked Aug 15, 2023 63.5k views

2 Answers

DRich · Answer 1 · 2023-08-16T20:02:51+0000

Answer:

12.37 ft

Explanation:

Hypotenuse(c): the ladder

Cathetus: the wall (a=12) and the floor (b=3)

Equation:

c^(2) =a^(2) +b^(2)

c^(2) =(12)^(2)+ (3)^(2) =144+9

c^(2) =153

c=√(153)

c=12.37

The ladder is 12.37 feet long

Hope this helps