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Jawaban:
222
Penjelasan dengan langkah-langkah:
Luas gabungan= Luas segitiga siku-siku + Luas trapesium siku-siku
= (1/2 × a × t) + (1/2 × a × t)
= (1/2 × 16 × 12) + (1/2 × 21 × 12)
= 222
Semoga membantu, jangan lupa follow sama jadiin jawaban terbaik yaa