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Question
The ordinate of a point is its distance from the y-axis.
Options
True
False
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Solution
This statement is False.
Explanation:
The ordinate of a point is nothing but coordinate of the point and the y-coordinate denotes the distance of a point from x-axis.
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RELATED QUESTIONS
Write the coordinates of each of the vertices of each polygon in Fig. 27.9.
The following table gives the information regarding the number of persons employed to a piece of work and time taken to complete the work:
| Number of persons: | 2 | 4 | 6 | 8 |
| Time taken (in days): | 12 | 6 | 4 | 3 |
Plot a graph of this information.
The point (3, 4) is at a distance of ______.
The distance of any point from the y-axis is the ______ coordinate.
All points with y-coordinate as zero lie on the ______.
The point where the two axes intersect is called the ______.
The distance of any point from the x-axis is called the x-coordinate.
The distance of the point (3, 5) from the y-axis is 5.
Match the ordinates of the points given in Column A with the items mentioned in Column B.
| Column A | Column B |
| (a) (7, 0) | (i) The ordinate is double the abscissa. |
| (b) (11, 11) | (ii) The ordinate is zero. |
| (c) (4, 8) | (iii) The ordinate is equal to the abscissa. |
| (d) (6, 2) | (iv) The abscissa is double the ordinate. |
| (e) (0, 9) | (v) The abscissa is triple the ordinate. |
| (f) (6, 3) | (vi) The abscissa is zero. |
Observe the toothpick pattern given below:
(a) Imagine that this pattern continues. Complete the table to show the number of toothpicks in the first six terms.
| Pattern | 1 | 2 | 3 | 4 | 5 | 6 |
| Toothpicks | 4 | 13 |
(b) Make a graph by taking the pattern numbers on the horizontal axis and the number of toothpicks on the vertical axis. Make the horizontal axis from 0 to 10 and the vertical axis from 0 to 30.
(c) Use your graph to predict the number of toothpicks in patterns 7 and 8. Check your answers by actually drawing them.
(d) Would it make sense to join the points on this graph? Explain.
