Decompose/Compose Polygon

How many vertices does this shape have?

• 3

• 4

• 5

• 6

Is this a polygon?

• Yes

• No

Is this a polygon?

• Yes

• No

I have 5 sides and 5 angles. I am a/an ....

• pentagon

• hexagon

• octagon

• quadrilateral

I am made of two_______

• Quadrilaterals

• Squares

• Triangles

• Pentagons

How can you decompose a hexagon?

• 2 triangles, 1 rhombus

• 5 triangles

• 2 trapezoids

I can find area of polygons by __________ into rectangles or __________ into triangles and other shapes.

Here are two triangles and a quadrilateral. If you side them together, what new polygon would you create?

• pentagon

• rectangle

• hexagon

• octagon