Jawaban:
a. 8 cm
Penjelasan dengan langkah-langkah:
3 × sisi= 192 cm²
3r²= 192 cm²
r²= 64 cm²
r= 8 cm.
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Jawaban:
a. 8 cm
Penjelasan dengan langkah-langkah:
3 × sisi= 192 cm²
3r²= 192 cm²
r²= 64 cm²
r= 8 cm.