Tlong bantu,pliss buat besok nihh!! Bangun diatas;bangun gabungan. tlong bantu jawab ya!!! pake caranya ya!!!!

AB = FA = BE
AB + FA + BE = 105
3 AB = 105
AB = 105/3
      = 35

keliling= 91 + 35 + 91 + 105 = 322

AB = 105 : 3 = 35 cm
BC = 91 cm
CD = 105 cm
DA = 91 cm
Keliling trapesium
AB + BC + CD + DA
Jawab
35 + 91 + 105 + 91 = D. 322 cm
Semoga benar
Mohon maaf kalau salah