The answer would be avons
Le conditionnel can be used in French as a tense and as a mood. Le conditionnel is often translated with would or could in English. To express a wish, a possibility, or a hypothesis in the present or future. Example: Michel aimerait être en vacances.
1st person singular :er verbs J’aimerais
2nd person singular: er verbs tu aimerais
3 rd person singular: er verbs il aimerait
1st person plural: er verbs nous aimerions
2nd person plural: er verbs vous aimeriez
3rd person plural: er verbs ils aimeraient
Taille and étendue , entendue is for estate, area and taille is for person, head, building, room, country, town