k lingkaran = 2 x 22/7 x 7 = 44 cm
panjang juring AB
60/360 x 44 cm = 7,3 cm
AB = 60/360 * 2πr
= 1/6 * 2 * 22/7 * 7
= 22/3 cm
~sen
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k lingkaran = 2 x 22/7 x 7 = 44 cm
panjang juring AB
60/360 x 44 cm = 7,3 cm
AB = 60/360 * 2πr
= 1/6 * 2 * 22/7 * 7
= 22/3 cm
~sen