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jari jari lingkaran : 7 cm
luas persegi = 14 x 14 = 196 cm^2
luas lingkaran/2 = 22/7 x 7x 7 x0.5 = 11x7 =77 cm^2
luas arsiran = 196 -77 = 119 cm^2
semangat dan rajin belajar lagi y.... :)