A-shaped ladder

An unfolded double ladder (A-shaped rung) is 10 m long. How high will it reach if the painter extends both parts of the ladder and ensures that the two parts of the ladder are 12 m apart on the ground?

Final Answer:

h =  8 m

Step-by-step explanation:

c=10 m a=12/2=6 m  c2=h2+a2 h=c2a2=10262=8 m



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