bonjour
BD/BA = BE /BC = DE/AC
x / 7 = 5 /8
⇔ 8 BD = 35 ⇔ BD = 35/8 = 4.375
(6 - x ) /6 = 5 /9
- 9 x + 54 = 30
- 9 x = 30 - 54
- 9 x = - 24
x = 24/9 = 8/3
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
bonjour
BD/BA = BE /BC = DE/AC
x / 7 = 5 /8
⇔ 8 BD = 35 ⇔ BD = 35/8 = 4.375
(6 - x ) /6 = 5 /9
- 9 x + 54 = 30
- 9 x = 30 - 54
- 9 x = - 24
x = 24/9 = 8/3