Jawab:
12.56 cm2
Penjelasan dengan langkah-langkah:
L= π r^2
16π =π r^2
16π /π =r^2
2=r
k= 2π r
k= 2 x 3.14x2
k= 12.56 cm2
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Jawab:
12.56 cm2
Penjelasan dengan langkah-langkah:
L= π r^2
16π =π r^2
16π /π =r^2
2=r
k= 2π r
k= 2 x 3.14x2
k= 12.56 cm2