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 2 years ago
A ladder is propped up 3 feet away from the side of a building. The length of the ladder is 8 feet. What is the height of the building? Round to the nearest tenth.
A. 8.5 ft
B. 7.4 ft
C. 7.6 ft
D. 9 ft
 2 years ago
A ladder is propped up 3 feet away from the side of a building. The length of the ladder is 8 feet. What is the height of the building? Round to the nearest tenth. A. 8.5 ft B. 7.4 ft C. 7.6 ft D. 9 ft

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across
 2 years ago
Best ResponseYou've already chosen the best response.0Wow... those are very short buildings...

Ryan06202011
 2 years ago
Best ResponseYou've already chosen the best response.1i thought it would be C but i need a 2nd opinion

across
 2 years ago
Best ResponseYou've already chosen the best response.0Use the Pythagorean theorem\[a^2+b^2=c^2,\]with \(a=3\) and \(c=8\).

surdawi
 2 years ago
Best ResponseYou've already chosen the best response.0\[x ^{2}=8 ^{2}3 ^{2}=649\] \[x ^{2}=55\] \[\sqrt{x ^{2}}=\sqrt{55}\] x=7.4
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