Tolong beritahu jawaban beserta caranya ya
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Pertanyaan
Tolong beritahu jawaban beserta caranya ya
1 Jawaban
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1. Jawaban hatsahat
<EFB = <FBC
<FBC = 65°
<FCB = 180-120
<FCB = 60°
<BFC + <FCB + <FBC = 180
<BFC + 60 + 65 = 180
<BFC = 180-60-65
<BFC = 55°