dari gambar tersebut, besar <CBD = ....... di kasih caranya ya.....

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2 Jawaban

  • 7x + 6x + 5x = 180
    18x = 180
    x = 180/18
    x = 10
    <B = 6x
    = 6.10
    = 60

    semoga bener :v

  • segitiga abc = 180°
    5x+ 6x + 7x = 180°
    18x = 180°
    x = 180° : 18 = 10°

    sudut cba = 6x = 6 x 10 = 60°
    sudut cbd = 180° - 60° = 120°

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