Ladder wall height

A 3.4 m long ladder is leaning against a wall. Its lower end is 1.6 m away from the wall. At what height does the ladder touch the wall?

Final Answer:

b =  3 m

Step-by-step explanation:

c=3.4 m a=1.6 m  a2+b2=c2  b=c2a2=3.421.62=3 m



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