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luas setengah lingkaran = ½πr²
Luas setengah lingkaran = ½ x 22/7 x 7 x 7
luas setengah lingkaran = 154/2 = 77 cm²
luas persegi = s²
Luas persegi = 14 x 14 = 196 cm²
jadi, luas keseluruhan = 77 + 196 = 273 cm²