SOLUTION: A 5 metre long ladder is leaned up against a wall. If the ladder reaches 3 m up the wall, how many metres is the base of ladder from the wall

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Question 1120248: A 5 metre long ladder is leaned up against a wall. If the ladder reaches 3 m up the wall, how many metres is the base of ladder from the wall
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
legs x and 3
hypotenuse 5

x%5E2%2B3%5E2=5%5E2
This is a right triangle with a commonly known ratio of sides.


x=4