Jawab: 3 cm²
Langkah= On photo
Maaf kalo salah !
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⏺Persegi 1 ( paling kanan) = (5 cm)² = 25cm²
⏺ Persegi 2 ( bawah kiri) = (9cm -5cm)² = 16 cm²
⏺ Persegi 3 = (atas kecil ) = (5cm -4cm)²= 1cm²
maka luas yg diarsir
= L. persegi panjag - ( L. persegi 1 + L. persegi 2 + L. persegi 3)
= 9cm. 5cm - ( 25cm² + 16cm² + 1cm²)
= 45 cm² - 42cm²
= 3 cm²
atau cara langsung
L. diarsir = p . l
= (9cm -6cm) . (5cm-4cm)
= 3 cm. 1 cm
= 3 cm²
Hasilnya sama
C. 3 cm²
Jawab: 3 cm²
Langkah= On photo
Maaf kalo salah !