A shape with five sides and five points is called a pentagon. The term "pentagon" comes from the Greek words "pente," meaning five, and "gonia," meaning angle. In a regular pentagon, all sides and angles are equal, while an irregular pentagon can have varying side lengths and angles.
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A shape with nine sides is called a nonagon.
a icosakainonagon
A regular polygon
Parallelograms and squares.
A seven sided shape (with seven angles) is called a heptagon.