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Grade 4 - Mathematics
4.9 Polygon Shapes
Polygons are plane figures with three or more sides.
A polygon is a closed figure made by joining line segments, where each line segment intersects exactly two others.
Polygons are named according to the number of sides and angles they have. The most familiar polygons are the triangle, the rectangle, and the square.
A regular polygon is one that has equal sides.
The table lists all the polygons having up to 10 sides.
No. of sides
No. of angles
No. of vertices
No. of diagonals
: Identify the shape
Identify the name of the geometric shape for the following questions. Also draw kinds of polygons and write their properties.
: What is the name of this shape?
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