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Verified answer
Kelas 8 MatematikaBab Lingkaran
∠PBD + ∠PDB = ∠APD
∠PBD + 70° = 130°
∠PBD = 130° - 70°
∠PBD = 60°
Verified answer
≡ penyelesaian :⇒∠PBD + ∠PDB = ∠APD
⇒∠PBD + 70° = 130°
⇒∠PBD = 130° - 70°
⇒∠PBD = 60°