Shapes and Their Sides and Vertices

How many sides does this shape have?

• 3

• 12

• 8

• 4

How many sides does this shape have?

• 0

• 2

• 4

• 3

What shape has three sides and three vertices? 

• Square

• Circle

• Triangle

• hexagon

2-D shapes can be identified by their number of sides and number of vertices. True or False

• True

• False

A triangle has three sides and three vertices. A square has four sides and four vertices. What can you say about sides and vertices?

• The number of sides is always less than the number of vertices.

• The number of sides is always greater than the number of vertices.

• The number of sides is always equal to the number of vertices.

• All shapes have sides and vertices.

Does this shape have sides?

• Yes

• No

How many vertices does a square have?

• 3

• 5

• 4

• 6

Does this shape have sides?

• Yes

• No

How many vertices does this triangle have?

• 3

• 2

• 1

The arrows in this shape are pointing to the...?

• vertices

• sides

• pigeons

• shapes