Text summarization is a challenging problem now-a-days, due to large amount of information is developed and became more widespread. Text summarization is an inventing source text into a shorter version to preserve the information contents and overall meaning. Summarization is divided into extractive and abstractive. In this paper, the authors focus on extractive methods in text summarization. It's a process of choosing the important sentence and the paragraph from original source text and concatenating them into a shorter form.