Jawabanmu

2014-04-16T19:17:45+07:00
132÷100= 1,32 = 132 cm """ kel.lingkaran = phi.d """132 = 3,14 . d """d = 132 ÷ 3.14= 42, 04 cm = 0,4204 m jadi jari2 = 0,4204÷2=0,2102