Matematika

Pertanyaan

no 12 tolong bantu jawab
no 12 tolong bantu jawab

1 Jawaban

  • sudut AOB=60 derajat
    sudut BOC=180-60=120 derajat

    sudut AOB/sudut BOC=l.juring AOB/l.juring BOC

    60/120=l.juring AOB/304,44
    1/2=l.juring AOB/304,44
    2×l.juring AOB=304,44
    l.juring AOB=304,44/2=30.444/2=15.222=152,22cm2 (C)

    smoga membantu :)