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Verified answer
Materi : Garis Singgung Dua Lingkarantentang : Garis Singgung Persekutuan Luar
Pembahasan :
Diketahui :
r1 = 11 cm
r2 = 2 cm
d = 12 cm
Ditanya :
p = ...
Penyelesaian :
=> Jawaban B. 15 cm