Matematika

Pertanyaan

tolong dijawa mengapa nomor 9 jawabanya 7
tolong dijawa mengapa nomor 9 jawabanya 7

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2 Jawaban

  • PQ/PR=PT/PS
    10/12=PT/6
    PT=5
    TR=PR-PT=12-5=7


  • [tex] \frac{pt}{10} = \frac{6}{12} \\ pt \times 12 = 10 \times 6 \\ 12pt = 60 \\ pt = 5 \\ \\ tr = pr - pt \\ = 12 - 5 \\ = 7 \: cm[/tex]

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