wyndal1954 wyndal1954

18-05-2023
Mathematics

Answered

Firefighter is attempting to rescue James at the top of a burning 5-story building. The ladder can extend between 50 feet and 120 feet. The ladder was placed against the building which casted a shadow at the base of the building with an angle of elevation of 45∘

45

∘
. Which one of the following represents the length of the ladder used to rescue James? (1 story = 10 feet)

Answer :

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