SOLUTION: Please explain me this question step by step in detail and also give me the solution: Q) A 5m long ladder is placed against a wall with its foot 1.8m from the wall.Find how far up

Algebra ->  Pythagorean-theorem -> SOLUTION: Please explain me this question step by step in detail and also give me the solution: Q) A 5m long ladder is placed against a wall with its foot 1.8m from the wall.Find how far up      Log On


   

Question 854333: Please explain me this question step by step in detail and also give me the solution:
Q) A 5m long ladder is placed against a wall with its foot 1.8m from the wall.Find how far up the wall the ladder reaches?
Please,please help me.
Found 3 solutions by Alan3354, richwmiller, Vladdroid:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
It's a right triangle.
h%5E2+=+5%5E2+-+1.8%5E2

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
we have two sides of a right triangle
the hypotenuse is the ladder.
5^2=1.8^2+x^2
solve for x to find the height on the wall.
x = 4.66476


Answer by Vladdroid(91) About Me  (Show Source):
You can put this solution on YOUR website!
we have two sides of a right triangle
the hypotenuse is the ladder.
5^2=1.8^2+x^2
solve for x to find the height on the wall.
x = 4.66476