SOLUTION: A ladder leaning against a wall makes a 60 degrees angle with the ground. The base of the ladder is 4m from the building. How high above the ground is the top of the ladder?

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Question 765786: A ladder leaning against a wall makes a 60 degrees angle with the ground. The base of the ladder is 4m from the building. How high above the ground is the top of the ladder?
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
Right angled triangle.
Base = 4m
Angle with ground = 60 degrees
Height of top of ladder is found by
tan = Opposite/Adjacent
tan (60) = Opposite/4
Opposite = 4 + tan(60) = 6.9m
This is the height of the top of
ladder above ground.
Hope this helps.
:-)