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Carilah nilai perbandingan trigonometri sudut α untuk perbandingan yang lain. b. sin α = 8 3 ​

Carilah nilai perbandingan trigonometri sudut  untuk perbandingan yang lain.

b.  

  1. undefined 

  2. undefined 

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begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell sin space straight alpha end cell equals cell 3 over 8 left parenthesis depan equals 3 comma space miring equals 8 right parenthesis end cell row cell samping squared end cell equals cell miring squared minus depan squared end cell row cell samping squared end cell equals cell 8 squared minus 3 squared end cell row cell samping squared end cell equals cell 64 minus 9 end cell row cell samping squared end cell equals 55 row samping equals cell square root of 55 end cell end table end style

begin mathsize 14px style cos space straight alpha equals samping over miring equals fraction numerator square root of 55 over denominator 8 end fraction equals 1 over 8 square root of 55 end style

begin mathsize 14px style tan space alpha equals depan over samping equals fraction numerator 3 over denominator square root of 55 end fraction equals fraction numerator 3 over denominator square root of 55 end fraction cross times fraction numerator square root of 55 over denominator square root of 55 end fraction equals 3 over 55 square root of 55 end style

begin mathsize 14px style cosec space straight alpha equals miring over depan equals 8 over 3 end style

begin mathsize 14px style sec space straight alpha equals miring over samping equals fraction numerator 8 over denominator square root of 55 end fraction equals fraction numerator 8 over denominator square root of 55 end fraction cross times fraction numerator square root of 55 over denominator square root of 55 end fraction equals 8 over 55 square root of 55 end style

begin mathsize 14px style cotan space straight alpha equals samping over depan equals fraction numerator square root of 55 over denominator 3 end fraction equals 1 third square root of 55 end style 

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Tentukan perbandingan trigonometri sin β , cos β , tan β , cosec β , secan β dan cotan β pada segitiga berikut.

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