Matematika

Pertanyaan

tolong bantu kerjain soal yg digambar ya kak, mksh.
tolong bantu kerjain soal yg digambar ya kak, mksh.

1 Jawaban

  • ~Mapel : Matematika~
    ~Bab : Sudut~

    6x + 13 + 3x - 4 = 90
    9x + 9 = 90
    9x = 81
    x = 9

    Penyiku = 6x + 13 = 6(9) + 13 = 54 +13 = 67 derajat

    ( C )