2D Geometry Vocabulary

Look at the picture. Name the polygon.

• quadrilateral

• octagon

• pentagon

• hexagon

Look at the picture. Name the polygon.

• pentagon

• triangle

• octagon

• hexagon

Figures are congruent if they have ________________.

• the same size and shape

• opposite sides parallel

• different sizes and shapes

• the same shape

Look at picture. Which figures have all congruent sides?

• A and B

• B and C

• A and C

• B and D

Which shape has exactly one pair of parallel sides?

• Square

• Rectangle

• Triangle

• Trapezoid

What is the name of this shape? (Mark all that apply!)

• Circle

• Rhombus

• Rectangle

• Quadrilateral

What do you call a line segment that connects two points on a circle's circumference and passes through the center?

• Radius

• Diameter

• Chord

• Arc

Identify the quadrilateral with exactly one pair of parallel sides.

• Square

• Rectangle

• Trapezoid

• Circle

What is this picture showing?

• Radius

• Hexagon

• Quadrilateral

• Diameter

I have eight sides, angles, and vertices. What am I?

• quadrilateral

• pentagon

• octagon

• heptagon