Roboguru

Tentukan nilai sinus, cosinus, dan tangen dari sudut A dan sudut C pada gambar berikut!

Pertanyaan

Tentukan nilai sinus, cosinus, dan tangen dari sudut A dan sudut C pada gambar berikut!

 

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  2. undefined 

Pembahasan Soal:

begin mathsize 14px style B C equals square root of A C squared minus A B squared end root space space space space space equals square root of 13 squared minus 12 squared end root space space space space space equals square root of 169 plus 144 end root space space space space space equals square root of 25 space space space space space equals 5 sin space A equals fraction numerator B C over denominator A C end fraction space space space space space space space space space space space space space space space space space space sin space C equals fraction numerator A B over denominator A C end fraction space space space space space space space equals 5 over 13 space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals 12 over 13 cos space A equals fraction numerator A B over denominator A C end fraction space space space space space space space space space space space space space space space space space cos space C equals fraction numerator B C over denominator A C end fraction space space space space space space space space space equals 12 over 13 space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals 5 over 13 tan space A equals fraction numerator B C over denominator A B end fraction space space space space space space space space space space space space space space space space space space tan space C equals fraction numerator A B over denominator B C end fraction space space space space space space space equals 5 over 12 space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals 12 over 5 space space end style  

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 08 Februari 2021

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