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Matematika
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1 Jawaban
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25 cm - 15 cm = 10 cm/2 = 5 cm
Tinggi trapesium = √13²-5²
= 12 cm
Luas alas = (a+b)/2 × t = (15 cm + 25 cm)/2 × 12 cm
= 40 cm/2 × 12 cm
= 240 cm²
Volume = L. alas × tinggi bangun
= 240 cm² × 40 cm
= 9.600 cm³