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प्रश्न
Consider the number of angles of a convex polygon and the number of sides of that polygon. Tabulate as follows:
| Name of Polygon | No. of angles | No. of sides |
Use this to draw a graph illustrating the relationship between the number of angles and the number of sides of a polygon
उत्तर
Angles
| Name of Polygon | No. of angles | No. of sides |
| Triangle | 3 | 3 |
| Rectangle | 4 | 4 |
| Pentagon | 5 | 5 |
| Hexagon | 6 | 6 |
| Septagon | 7 | 7 |
| Octagon | 8 | 8 |
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संबंधित प्रश्न
In the following, the coordinates of the three vertices of a rectangle ABCD are given. By plotting the given points; find, in case, the coordinates of the fourth vertex:
A(2, 0), B(8, 0) and C(8, 4).
In the following, the coordinates of the three vertices of a rectangle ABCD are given. By plotting the given points; find, in case, the coordinates of the fourth vertex:
B (10, 4), C(0, 4) and D(0, -2).
A (-2, 4), C(4, 10) and D(-2, 10) are the vertices of a square ABCD. Use the graphical method to find the co-ordinates of the fourth vertex B. Also, find:
(i) The co-ordinates of the mid-point of BC;
(ii) The co-ordinates of the mid-point of CD and
(iii) The co-ordinates of the point of intersection of the diagonals of the square ABCD.
Plot the following points on the graph paper: P(2, 5), Q(4, 0), R(0, 7), S(-3, 5), T(4, -4), U(0, -2) and V(-1, -4)
Draw a graph of each of the following equations: x + 5 = 0
Draw a graph of each of the following equations: y - 4 = 0
Draw a graph of each of the following equations: 2x = 7
Draw a graph of each of the following equations: x = 0
Draw a graph for the following data:
| Side of a square (cm) | 2 | 3 | 4 | 5 | 6 |
| Area (cm2) | 4 | 9 | 16 | 25 | 36 |
Does the graph represent a linear relation?
Draw the graph of the lines y = x, y = 2x, y = 3x and y = 5x on the same graph sheet. Is there anything special that you find in these graphs?
