Jawaban:
10,5
Penjelasan:
k=2r×π
66=2r×22/7
33=r×22/7
r=33×7/22
r=10,5 cm
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Jawaban:
10,5
Penjelasan:
k=2r×π
66=2r×22/7
33=r×22/7
r=33×7/22
r=10,5 cm