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A polygon is a two-dimensional closed figure made up of only line segments.
For example:
|
This is a polygon. (as it is closed and made up of only line segments) |
This is not a polygon. (as it is not made up of only line segments) |
This is not a polygon. (as it is not closed) |
Polygons are classified according to the number of sides they have:
| Number of Sides | Name of the Polygon |
| 3 | Triangle |
| 4 | Quadrilateral |
| 5 | Pentagon |
| 6 | Hexagon |
| 7 | Heptagon |
| 8 | Octagon |
| 9 | Nonagon |
| 10 | Decagon |
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
The correct answer is
The smallest number is the one that comes first while counting.
To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.
21,27,23
21 is the smallest number.
