HITUNG LUAS & KELILING YANG DIARSIR
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= 14 cm x 14 cm - 4 x 1/4 x 22/7 x 7 cm x 7 cm
= 196 cm² - 154 cm²
= 42 cm²
Keliling = Keliling persegi - keliling lingkaran
= 4 x 14 cm - 2 x 22/7 x 7 cm
= 56 cm - 44 cm
= 12 cm
semoga membantu ya ^_^