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Verified answer
Luas Segitiga :L = ½ × a × t
L = ½ × a × t
L = ½ × (3 + 3 + 5) × 10
L = 11 × 5
L = 55 cm²
Luas Persegi Panjang :
L = pl
L = 10 × 5
L = 50 cm²
Luas Gabungan :
L = 55 cm² + 50 cm²
L = 105 cm²
Jawaban : a. 105 cm²
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