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प्रश्न
The points on the graph below represent the height and weight of the donkey, dog, crocodile, and ostrich shown in the drawing.

- What are the two variables represented in the graph?
- Which point represents each animals? Explain.
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उत्तर
a. Height and weight are the two variables in the graph.
b. In the graph, we observe that the points A represents a crocodile as it has least height and greatest weight among all animals.
A – Crocodile ...[Least height, Greatest weight]
B – Donkey ...[Height and Weight more than dog]
C – Dog
D – Ostrich ...[Greatest height]
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संबंधित प्रश्न
Plot the points (5, 0), (5, 1), (5, 8). Do they lie on a line? What is your observation?
Locate the points:
(2, 1), (2, 2), (2, 3), (2, 4)
Decide which of the following statements is true and which is false. Give reasons for your answer.
A point whose y-coordinate is zero, will lie on x-axis.
In the given graph the letter that indicates the point (0, 3) is ______.

For fixing a point on the graph sheet we need two coordinates.
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. |
The following graph shows the journey made by two cyclists, one from town A to B and the other from town B to A.
- At what time did cyclist II rest? How long did the cyclist rest?
- Was cyclist II cycling faster or slower after the rest?
- At what time did the two cyclists meet?
- How far had cyclist II travelled when he met cyclist I?
- When cyclist II reached town A, how far was cyclist I from town B?

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.
