SOLUTION: How high up a wall does a 6 metre ladder reach if the foot of the lladder is 3 metres from the wall? Round your answer to one decimal place

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Question 1159856: How high up a wall does a 6 metre ladder reach if the foot of the lladder is 3 metres from the wall? Round your answer to one decimal place
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
let the height ladder reaches = x ft
x^2+3^2 =6^2
x^2= 6^2-3^2
x^2= 27
x=+3sqrt%283%29
5.2 ft