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Verified answer
Mapel : MatematikaKelas : VIII SMP
Bab : Garis Singgung Lingkaran
Pembahasan :
GSPD² = D² - (R + r)²
5² = D² - (8 + 4)²
5² + 12² = D²
D² = 25 + 144
D² = 169
D² = 13²
D = 13 cm