Jawab:
Penjelasan dengan langkah-langkah:
∠AGF + ∠FGE + ∠DGE = 180
35 + 120 + ∠DGE = 180
155 + ∠DGE = 180
∠DGE = 180 - 55
∠DGE = 25
∠AGB + ∠BGC = 90
60 + ∠BGC = 90
∠BGC = 90 - 60
∠BGC = 30
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Jawab:
Penjelasan dengan langkah-langkah:
∠AGF + ∠FGE + ∠DGE = 180
35 + 120 + ∠DGE = 180
155 + ∠DGE = 180
∠DGE = 180 - 55
∠DGE = 25
∠AGB + ∠BGC = 90
60 + ∠BGC = 90
∠BGC = 90 - 60
∠BGC = 30