Matematika

Pertanyaan

bantu lagi makasih:)
bantu lagi makasih:)

1 Jawaban

  • Jawabannya A. 10/3 cm
    Caranya :
    ST/PQ = RT/QR
    ST/5 cm = 12cm-4cm/12cm
    Dikali silang
    ST X 12cm = 5cm X (12cm-4cm)
    12cm ST = 60cm-20cm
    12cm ST = 40cm
    ST = 40cm/12cm
    ST = 10/3 cm (A)