In this page we have NCERT book Solutions for Class 8th Maths:Introduction to Graphs Chapter 15 for
Exercise 15.2 . Hope you like them and do not forget to like , social share
and comment at the end of the page.
Question 1
Plot the following points on a graph sheet. Verify if they lie on a line
(a) A(4, 0), B(4, 2), C(4, 6), D(4, 2.5)
(b) P(1, 1), Q(2, 2), R(3, 3), S(4, 4)
(c) K(2, 3), L(5, 3), M(5, 5), N(2, 5)
Answer:
(a)
As we can see, all the points lie on the straight line
(b)
As we can see, all the points lie on the straight line
(c)
All points are not in straight line
Question 2
Draw the line passing through the points (2,3) and (3,2) and find the coordinate of the points at which it meets x –axis and y –axis
Answer
The coordinates of the points where intersect xaxis and yaxis are 0,5 and 5,0
Question 3
Find the coordinates of each points in the below graph
Answer:
O : (0,0)
A : (2,0)
B : (2,3)
C : (0,3)
P : (4,3)
Q : (6,1)
R : (6,5)
S : (4,7)
K : (10,5)
L : (7,7)
M : (10,8)
Question 4
State whether True or False. Correct those are false.
(i) A point whose
x coordinate is zero and
y-coordinate is non-zero will lie on the
y-axis.
(ii) A point whose
y coordinate is zero and
x-coordinate is 5 will lie on
y-axis.
(iii) The coordinates of the origin are (0, 0).
Answer
(i) True
(ii) False
(iii) True
Download NCERT Solutions for Introduction to Graphs Exercise 15.2 as pdf
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