CBSE Notes for Introduction to Graphs Class 8 Extra Questions
• Pictorial and graphical representation are easier of understand.
• Bar graphs and pie graphs are used for comparing categories and parts respectively.
• A histogram is a bar graph that shows data in intervals.
• A line graph displays data that change continuously over periods of time.
• A line graph being wholly an unbroken line is called a linear graph.
• For fixing a point the graph sheet we take two mutually perpendicular lines called axes.
• The horizontal line of the axes is called the x-axis and the vertical line is called the y-axis. Please refer Introduction to Graphs Class 8 Extra Questions for more information.
CBSE Revision Notes 