Chapter Overview
The chapter 'Introduction to Graphs' introduces students to various types of graphs used to represent data such as bar graphs, pie charts, line graphs, and linear graphs. It emphasizes the importance of graphical representation in analyzing data and understanding mathematical relationships in a simple and visual manner.
Important Keywords
- Graph: A diagram that shows the relationship between two or more variables.
- Bar Graph: A graph that uses bars of different lengths to represent data.
- Line Graph: A graph that uses points connected by lines to show changes over time.
- Linear Graph: A type of line graph where the relationship between variables is linear (a straight line).
- Coordinate Axes: The x-axis (horizontal) and y-axis (vertical) used to plot points on a graph.
Detailed Notes
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