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प्रश्न
Decide which of the following statements is true and which is false. Give reasons for your answer.
Points whose x and y coordinates are equal, lie on a line passing through the origin.
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उत्तर
The examples of points having equal x and y coordinates are (0,0), (1,1), (2,2), etc. If these points are joined, they will lie on a line passing through the coordinates (0,0). Thus, the statement is true.
संबंधित प्रश्न
Locate the points:
(2, 1), (2, 2), (2, 3), (2, 4)
______ displays data that changes continuously over periods of time.
The process of fixing a point with the help of the coordinates is known as ______ of the point.
The distance of any point from the x-axis is called the x-coordinate.
In the point (2, 3), 3 denotes the y-coordinate.
Make a line graph for the area of a square as per the given table.
| Side (in cm) | 1 | 2 | 3 | 4 |
| Area (in cm2) | 1 | 4 | 9 | 16 |
Is it a linear graph?
Explain the situations represented by the following distance-time graph.
The following table gives the growth chart of a child.
| Height (in cm) | 75 | 90 | 110 | 120 | 130 |
| Age (in years) | 2 | 4 | 6 | 8 | 10 |
Draw a line graph for the table and answer the questions that follow.
- What is the height at the age of 5 years?
- How much taller was the child at the age of 10 than at the age of 6?
- Between which two consecutive periods did the child grow more faster?
Observe the given graph carefully and complete the table given below.
| x | 1 | 2 | 3 | 4 | 5 |
| y |
