# Class 9th maths science group Chapter 8 Exercise 8.1

## Class 9th maths science group Chapter 8 Exercise 8.1

Class 9th maths science group Chapter 8 Exercise 8.110/31/2017 04:37:58 pm - notes - 9th - Mathematics Science Group - administrator
This series of lecture is about class 9th maths book exercise 8.1. You will get the lectures and notes about all the exercises of maths 9th, 10th, 11th, 12th. These lectures are related to Punjab Textbook Board PTB, Federal Board, Rawalpindi Board and all other educational boards of Punjab.
Contact +923445939990 to get complete DVDs of Notes and Video lectures of 9th Mathematics Science Group at your doorstep.


This Lecture includes complete notes of Exercise 8.1 Linear Graphs and Their Application from class 9th maths (science group) Punjab Text Book Board. For FBISE, RWPBISE and all other boards like Lahore Board, Sargodha Board etc.
In this Lecture you will go through following Topics:
1. Cartesian Plane and Linear Graphs
i) An Ordered Pair of Real Numbers
ii) Recognizing an Ordered Pair
iii) Cartesian Plane
iv) Identification of Origin and Co-ordinate Axes
v) Location of the point P(a, b) in the Plane corresponding to the Ordered Pair(a, b)
vi) Drawing Different Geometrical Shapes in Cartesian Plane
a) Line-Segment
b) Triangle
c) Rectangle
vii) Construction of a Table for Pairs of Values satisfying a Linear Equation in Two Variables
viii) Plotting the points to get the graph
ix) Scale of Graph
x) Drawing Graphs of the following Equations
a) y = c, where c is constant
b) x = a, where a is constant.
c) y = mx, where m is constant.
d) y = mx + c, where m and c both are constants
xi) Drawing Graph from a given Table of Discrete Values
xii) Solving Real Life Problems
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Select a question from the list bellow to see the video of that Question directly (works best in Google Chrome Browser):
1.	Determine the quadrant of the coordinate plane in which the following points lie:
P(-4, 3), Q (-5, -2), R (2, 2) and S(2, -6).
2.	Draw the graph of each of the following
3.	Are the following lines (i) parallel to x-axis (ii) parallel to y-axis?
4.	Find the value of m and c of the following lines by expressing them in the form y=mx+c.
5.	verify whether the following point lies on the line 2x-y+1=0 or not.

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