tcam tcam
  • 05-03-2015
  • Mathematics
Answered

A 12-ft ladder is leaning against a building. The bottom of the ladder is 7 ft from the building. How high is the top of the ladder?



Answer :

Judodog Judodog
  • 05-03-2015
5 ft off the ground I m pretty sure
Answer Link
owlfan98 owlfan98
  • 05-03-2015
use the Pythagorean
the whole length of the ladder is the hypotenuse 
[tex] x^{2} +7 ^{2}=12 ^{2} [/tex]  
49+x=144
-49       -49

9.75

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