A shape where all the sides are the same length and all the angles are the same.
regular
It is a flat shape with 3 or more straight sides and no curved sides. What is it?
polygon
It is a flat shape with four 90° angles and four sides, with opposite sides of equal length. What shape is it?
rectangle
Lines that are the same distance apart all the way along their length.
parallel
This shape has 3 straight sides and 3 vertices. Which shape is it?
triangle
Shapes fitting together without any gaps are called ___________.
tessellation
It is a flat shape. What is it?
2D shape
I am a flat shape with six straight sides. Who am I?
hexagon
Name a 2D shape that has at least 7 vertices.
octagon