462cm^2=22/7×r^2×3/4
Matematika
ayupuspita15
Pertanyaan
462cm^2=22/7×r^2×3/4
1 Jawaban
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1. Jawaban melisya3
462=22/7 x r^2 x 3/4
462=66/28 x r^2
462 : 66/28 = r^2
462 x 28/66 = r^2
12936/66 = r^2
196 = r^2
r = 14