Question

Luasnya 113,04 berapa kelilingnya...?

Answer 1

Luas lingkaran = пr²
113.04 =3.14 x r²
r²=113.04/3.14
r=√36
r=6
keliling lingkaran= 2 x 3.14 x r = 37.68

Answer 2

L = π r²
113,04 = 3,14 x r²
r² = 113,04 / 3,14
r² = 36 
r = √36 = 6
d = 6 x 2 = 12

K = π x d
   = 3,14 x 12
   = 37,68