Roboguru

Perhatikan gambar segitiga siku-siku berikut. Tentukan panjang sisi dan .

Perhatikan gambar segitiga siku-siku berikut.

Tentukan panjang sisi begin mathsize 14px style a end style dan begin mathsize 14px style b end style.

Jawaban:

begin mathsize 14px style a equals square root of 12 squared plus 9 squared end root space space space space space space space space space space space space space space space space space space space b equals square root of 12 squared plus 5 squared end root space space equals square root of 144 plus 81 end root space space space space space space space space space space space space space space space space space space space space space equals square root of 144 plus 25 end root space space equals square root of 225 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 square root of 169 space space equals 15 space cm 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 13 space cm end style 

Jadi, begin mathsize 14px style a equals 15 space cm end style  dan begin mathsize 14px style b equals 13 space cm end style.

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