diketahui:<BCE=30 derajat, ditanya:a)<CBE b)<BEC c)<BED

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1 Jawaban

  • a) <CBE= <BCE
    <CBE=30°

    b) <BEC= 2.<BCE
    =2.30°
    =60°

    c) <BED+<BEC=180°
    <BED+60= 180°
    <BED = 180°-60°
    = 120°




    smg bermanfaat...

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