Introduction to Graphs

Table Of content

Graphs
Various type of Common Graphs
Solved Examples on Graphs
Cartesian system

Graphs

Various type of Common Graphs

Bar Graph

bar graph

Pie Chart

Histograms

line graph

line graph

linear graph.

linear graph

Solved Examples on Graphs

Draw the Line Graph for the following
a)

Sales (crore)	10	15	20	15	25
Year	2013	2014	2015	2016	2017

Time	10	11	12	13	14
Temperature	25⁰C	26⁰C	30⁰C	35⁰C	40⁰C

Solution
a)
Example of Line Graph of Class 8 Maths Introduction to Graph chapter

Cartesian system

Important points

Example
Example of Cartesian system

Find the coordinates of the each of the point in the given below figure
Solution
A( 4,5)
B(5,0)
C(3,3)
D( 1,2)
E(2,1)
F(5.5,0)
G( 2,0)

Test your Knowledge

(1) __________________ are visual representations of data collected.
(2) A line graph which is a whole unbroken line is called a _____
(3) The system of fixing a point with the help of two measurements, vertical and horizontal is known as _________
(4) Cartesian system is named in honour of 17th century mathematician ______
(5) (0,0) is called _____
Check your Answers

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