jari-jari : 14 cm
diameter : 28 cm
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jari-jari : 14 cm
diameter : 28 cm
616. =22/7 X r^2
616. = 22/7r^2
22r^2. =4312
r^2. = 4312/22
r^2. =196
r. =√196
r. =14
jadi, jari jari lingkaran adalah 14cm
diameter=2xr
=2X14
=28 cm