NCERT Solutions for Class 8 Maths Exercise 15.2

NCERT Solutions for Class 8 Maths Exercise 15.2 Class 8 Maths book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 8 Maths chapter wise NCERT solution for Maths Book all the chapters can be downloaded from our website and myCBSEguide mobile app for free

NCERT solutions for Class 8 Maths Introduction to Graphs Download as PDF

NCERT Solutions for Class 8 Maths Introduction to Graphs

Class –VIII Mathematics (Ex. 15.2)

NCERT SOLUTION

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)

Ans. 

(a) All points A, B, C and D lie on a vertical line.

(b) P, Q, R and S points also make a line. It verifies that these points lie on a line.

(c) These points do not lie in a straight line.

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2. Draw the line passing through (2, 3) and (3, 2). Find the coordinates of the points at which this line meets the x-axis and y-axis.

Ans.

The coordinates of the points at which this line meets the axis at (5, 0) and axis at (0, 5).

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NCERT Solutions for Class 8 Maths Exercise 15.2

3. Write the coordinates of the vertices of each of these adjoining figures.

Ans. Vertices of figure OABC

O (0, 0), A (2, 0), B (2, 3) and C (0, 3)

Vertices of figure PQRS

P (4, 3), Q (6, 1), R (6, 5) and S (4, 7)

Vertices of figure LMK

L (7, 7), M (10, 8) and K (10, 5)

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NCERT Solutions for Class 8 Maths Exercise 15.2

4. State whether True or False. Correct that 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).

Ans. (i) True (ii) False, it will lie on axis. (iii) True

NCERT Solutions for Class 8 Maths Exercise 15.2

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