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Mathematics 13 Online
OpenStudy (umarsback):

Help! Trigonometry

OpenStudy (umarsback):

hartnn (hartnn):

why not use pythagoras theorem ?

OpenStudy (umarsback):

Thats all i have to do?

hartnn (hartnn):

yeah, if u just want to find KL

OpenStudy (umarsback):

is 4 correct?

hartnn (hartnn):

4? \(\sqrt{12^2-4^2}=...?\)

OpenStudy (umarsback):

11.3?

hartnn (hartnn):

yes, thats correct :)

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