Réponse:
Bonjour,
1.
A.
[tex] \frac{ae}{ad} = \frac{ab}{ac} = \frac{be}{cd} [/tex]
B.
[tex] \frac{hi}{hj } = \frac{hl}{hk} = \frac{li}{kj} [/tex]
2.
A.
[tex] \frac{ed}{em} = \frac{er}{eg} = \frac{dr}{mg} [/tex]
B.
[tex] \frac{us}{um} = \frac{ug}{uc} = \frac{sg}{cm} [/tex]
