Matematika

Pertanyaan

Tolong jawab ya pake cara
Tolong jawab ya pake cara

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1 Jawaban

  • a. 180 = (40+50+x)
    180 = (90+x)
    x. = 180-90
    x. = 90°
    b. 180 = 30+35+x
    180 = 65+x
    x. = 180-65
    x. = 115°
    c. 180 = 75+50+x
    180.= 125+x
    x. = 180-125
    x. = 55°

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