Worksheet: Classifying Polygons

In this worksheet, we will practice identifying polygons as triangles, quadrilaterals, pentagons, hexagons, or octagons depending on the number of their sides.

Q1:

Which of these polygons has six sides?

  • Athe yellow one
  • Bthe green one
  • Cthe red one
  • Dthe blue one

Q2:

How many sides does the following figure have?

Q3:

Faresโ€™s brother draws a 3-side figure in the shape of a polygon to show what the roof of a tree house will look like. What kind of polygon is it?

  • Aa square
  • Ba rhombus
  • Ca rectangle
  • Da triangle
  • Ea cube

Q4:

Maged made a triangle using 3 toothpicks. He now wants to change the triangle into a hexagon. How many more toothpicks does he need?

Q5:

Adam has used shapes to make this picture of a house.

What shape is the door?

  • Aa circle
  • Ba square
  • Ca rectangle

What shapes are the windows?

  • Aa square and a circle
  • Ba square and a triangle
  • Ca rectangle and a triangle

How many triangles has he used?

  • A1
  • B3
  • C2

Q6:

How many more sticks does Sameh need to change this hexagon into an octagon?

Q7:

What is the name for a 3-sided polygon?

  • Apentagon
  • Bquadrilateral
  • Chexagon
  • Dtriangle

Q8:

How many 6-sided polygons are on the clown?

Q9:

How many sides does the shape have?

Q10:

True or false? A hexagon has fewer sides than an octagon.

  • A true
  • B false

Q11:

How many 10-sided polygons are on the clown?

Q12:

How many 5-sided polygons are on the clown?

Q13:

William made a pentagon using 5 toothpicks. He now wants to change the pentagon into a hexagon. How many more toothpicks does he need?

Q14:

Peter made a pentagon using 5 toothpicks. He now wants to change the pentagon into an octagon. How many more toothpicks does he need?

  • A 4
  • B 2
  • C 5
  • D 3
  • E 8

Q15:

Sameh made a triangle using 3 toothpicks. He now wants to change the triangle into an octagon. How many more toothpicks does he need?

Q16:

I want to join two vertices in this shape with a straight line so I create two new polygons which have the same number of sides. Which vertices could I join?

  • A ๐ต , ๐น
  • B ๐ด , ๐ธ
  • C ๐ด , ๐ถ
  • D ๐ต , ๐ธ

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