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Unit 13 Worksheet 1 | Introduction To Graphs | Class-8 DAV Secondary Mathematics
1. Write the answer to each of the following questions:
(i) What is the name of the horizontal and vertical lines drawn to determine the position of any point in the Cartesian plane?
(ii) Write the name of the point where the shove two lines intersect.
2. Plot the following points on the graph:
3. Find the coordinates of the points P, Q, R and S in the figure 13.6.
4. Plot the points A (2, 3). B (5, 3) C (5, 5) and D (2, 5) on the graph. Connect the points in that order so as to get a closed figure ABCD. What type of figure do you get?
5. Plot the points (2, 2), (4, 4), (6. 6). Join these points in pairs. Do they lie on the line passing through the origin?
6. Write true or false. Give reasons for your answer.
(i) A point whose x-coordinate is zero, will lie on the y-axis.
(ii) A point whose y-coordinate is zero, will lie on the x-axis.
(iii) The coordinate of the origin are (1, 1).
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