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I have a triangle with C = 90 degrees and a c = 166 cm and last but not least an a = 130,96 cm 

which formulas and calculations do i have to do to find out the missing lengths (A,b, B) 

 May 17, 2015

Best Answer 

 #1
avatar+26396 
+10

I have a triangle with C = 90 degrees and a c = 166 cm and last but not least an a = 130,96 cm 

which formulas and calculations do i have to do to find out the missing lengths (A,b, B) ?

sin(A)=acsin(A)=130.96 cm166.00 cmsin(A)=0.78891566265A=52.0842936445\ensurementB=90\ensurementAB=90\ensurement52.0842936445\ensurementB=37.9157063555\ensurementsin(B)=bcb=csin(B)b=166.00 cmsin(37.9157063555\ensurement)b=166.00 cm0.61450148676b=102.01 cm

 May 17, 2015
 #1
avatar+26396 
+10
Best Answer

I have a triangle with C = 90 degrees and a c = 166 cm and last but not least an a = 130,96 cm 

which formulas and calculations do i have to do to find out the missing lengths (A,b, B) ?

sin(A)=acsin(A)=130.96 cm166.00 cmsin(A)=0.78891566265A=52.0842936445\ensurementB=90\ensurementAB=90\ensurement52.0842936445\ensurementB=37.9157063555\ensurementsin(B)=bcb=csin(B)b=166.00 cmsin(37.9157063555\ensurement)b=166.00 cm0.61450148676b=102.01 cm

heureka May 17, 2015
 #2
avatar
+5

Thank you very much. I did get 0,7889... but i forgot to calculate with sinus 

Big thanks from dk, heureka :)

 May 17, 2015

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