Decomposing Polygons into Triangles and Rectangles

What ways can you decompose a square?

• 4 triangles
• 1 rectangle
• 2 trapezoids

How can you decompose a hexagon?

• 2 triangles, 1 rhombus
• 5 triangles
• 2 trapezoids

How can you decompose a parallelogram?

• 2 trapezoids
• 2 triangles
• 4 triangles

How can you decompose a trapezoid?

• 2 parallelograms
• 2 squares
• 3 triangles

How can you decompose a rectangle?

• 2 circles

• 2 squares

• 2 trapezoids

In how many triangles can I separate the pentagon?

• 3

• 5

• 6

• 2

Is this shape a quadrilateral?

• Yes
• No
• Sometimes

Can you cut the triangle into 4 triangles?

• yes

• No

Can you make an hexagon with 2 trapezoids?

• yes

• no

• maybe

• who knows

Can the trapezoid be decomposed in two squares?

• yes

• no

• sometimes

• no idea