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Use ∆TRY to provide a justification for why sin (T) = cos (R)

 

http://prntscr.com/mtbke2

 Mar 5, 2019
 #1
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+2

sin T =   opp/ hyp = n / c

cos R =  adj / hyp =  n / c

 

So...equal!!!

 

 

 

cool coolcool

 Mar 5, 2019

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