Geometry Vocabulary- Use me to study!

A shape with 3 sides, 3 angles, and 3 vertices.

• triangle

• quadrilateral

• equilateral

• pentagon

A shape with 4 sides, 4 angles, and 4 vertices.

• triangle

• quadrilateral

• pentagon

• hexagon

A shape with 5 sides, 5 angles, and 5 vertices.

• triangle

• quadrilateral

• pentagon

• hexagon

A shape with 6 sides, 6 angles, and 6 vertices.

• triangle

• pentagon

• hexagon

• heptagon

A shape with 7 sides, 7 angles, and 7 vertices.

• hexagon

• heptagon

• octogan

• nonagon

A shape with 8 sides, 8 angles, and 8 vertices.

• nonagon

• octogan

• decagon

• heptagon

A shape with 9 sides, 9 angles, and 9 vertices.

• octogan

• nonagon

• decagon

• hexagon

A shape with 10 sides, 10 angles, and 10 vertices.

• pentagon

• quadrilateral

• decagon

• nonagon

A closed figure formed by line segments. **Choose the BEST definition.

• triangle

• polygon

• quadrilateral

• shape

What is a regular polygon? Choose the BEST definition.

• A closed figure formed by line segments.

• A closed figure formed by line segments where all sides and angles are equal measures.