can some one help me
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cos(c)=a^2+b^2-c^2/2ab
navya01chandana:
this is actual formula used not only for right angled triangle
but it used for all triangles
hope this formula is helpful
thanks navya
thanks
thats ok
welcome
can you answer my question?????PLEASE
its on my profile
say what is it
Answered by
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cos c=BC/AC
=27/45
as value of cos c is adjacent side divided by hypotenuse
=27/45
as value of cos c is adjacent side divided by hypotenuse
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