Jawabanmu

2014-06-03T14:55:13+07:00
40.6 = 240
2.314/100.20 = 125.6
panjang tali = 240+125.6=365.6 cm
2014-06-03T16:53:57+07:00
Panjang tali: 6*diameter * kel lingkaran
:6*40+3,14*40
:240+125,6=365,6