Matematika

Pertanyaan

Tolong beritahu jawaban beserta caranya ya
Tolong beritahu jawaban beserta caranya ya

1 Jawaban

  • <EFB = <FBC
    <FBC = 65°

    <FCB = 180-120
    <FCB = 60°

    <BFC + <FCB + <FBC = 180
    <BFC + 60 + 65 = 180
    <BFC = 180-60-65
    <BFC = 55°