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GARIS DAN SUDUT : Soal Latihan #5

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Tentukan ukuran sudut PRS dan ukuran sudut SRQ.


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1 komentar:

  1. blank
    Anonim28 Mei 2023 pukul 20.06

    Nama:Eka Nur Aisah
    Kelas: 7a
    Jawaban:
    PRS = 3x + 5x+20 = 180°
    8x + 20° = 180°
    8x =180° - 20°
    8x = 160°
    x =160°/ 8 = 20°
    SRQ = 5x+20° = 5(20°) + 20°
    = 100° + 20°
    = 120°

    BalasHapus

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