TOLONG DIJAWAB PAKE CARA
Matematika
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Pertanyaan
TOLONG DIJAWAB PAKE CARA
1 Jawaban
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1. Jawaban Anonyme
Kelas 8 Matematika
Bab Teorema Pythagoras
Titik potong BD dan AC = P
PB = √(BC² - CP²)
PB = √(13² - 5²)
PB = √(169 - 25)
PB = √144
PB = 12 cm
Luas = 1/2 . AC . BD
Luas = 1/2 . (20 + 5) . (12 + 12)
Luas = 1/2 . 25 . 24
Luas = 300 cm²
✩✩ B ✩✩