Pake cara ya pliss!!#agakburem
L = ½πr²
157 = ½ . 3,14 . r²
157 = 1,57 . r²
r² = 157 : 1,57
r² = 100
r = √100
r = 10 cm
maaf ya kalo salah
Pake cara ya pliss!!#agakburem
L = ½πr²
157 = ½ . 3,14 . r²
157 = 1,57 . r²
r² = 157 : 1,57
r² = 100
r = √100
r = 10 cm
maaf ya kalo salah