An argumentative text is a text where the writer explains his point of view about a topic.

Argumentation could be oral or written.

The argumentative text present a thesis supported by data and arguemntations used to persuade the reader.

There are qualitative and quantitative dates.

While in  poetry interpretation were relatives, in  argumentative texts there is an objective point of view.

The topic sentence resumes the text and it is usually used at the beginning of the text.

The paragraphs are: introductive paragraph, it introduces the text; the body, the writer explains his concepts and his argumentations; conclusion, it is the last paragraph in which the writer gives a personal opinion.