Kebun berbentuk persegi panjang.
p = (11 + 3√2) m
l = (11 - 3√2) m
Hitung luas!
p = (11 + 3√2) m
l = (11 - 3√2) m
Hitung luas!
L = p × l
L = (11 + 3√2) × (11 - 3√2)
L = (11)² - (3√2)²
L = 121 - (9×2)
L = 121 - 18
L = 103 m²
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