Mohon pakai jalannya
Matematika
kelly48
Pertanyaan
Mohon pakai jalannya
2 Jawaban
-
1. Jawaban Dhiyafairuz11
cara di atas ya semoga membantu2. Jawaban 4LL
Luas ABCD = BC × AB
120 = 10 × AB
AB = 120 : 10
AB = 12 cm
AF = √(AB² + BF²)
AF = √(12² + 5²)
AF = √(144 + 25)
AF = √(169)
AF = 13 cm
AD / FC = DE / CE
10 / 5 = (DC + CE) / CE
2CE = DC + CE
2CE - CE = 12
CE = 12 cm
AE / FE = AD / FC
(AF + FE) / FE = 10 / 5
2FE = AF + FE
2FE - FE = 13
FE = 13 cm
AE = AF + FE
AE = 13 + 13
AE = 26 cm
Opsi D
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