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(14x14)-(22/7x7x7)=196-154=42cm^2
jawaban : C

Luas persegi = s x s
L = 14 x 14
L = 196 cm²

Luas 2 buah setengah Lingkaran
D = 14 cm
r = D/2 = 14/2 = 7 cm

L = 2 x (1/2.π.r²)
L = π.r²
L = 22/7 x 7 x 7
L = 22 x 7
L = 154 cm²

Luas daerah yang diarsir = 196 cm² - 154 cm² = 42 cm² (C)