This document discusses different types of graphs and charts, their uses, and provides examples. It summarizes 6 common types: line graphs show trends over time; bar charts compare categorical data with bars; pie charts illustrate proportional data with slices; histograms show distributions of continuous data with columns; scatter plots show relationships between two variables with x-y axes; and Venn charts visualize logical relationships between groups with overlapping circles. The document provides examples and descriptions of when each type would be useful.