Lesson Worksheet: Polygons and Nonpolygons Mathematics

In this worksheet, we will practice identifying a polygon among two-dimensional figures.

Q1:

Is the following figure a polygon?

  • Ayes
  • Bno

Q2:

Is the following figure a polygon?

  • Ayes
  • Bno

Q3:

How many polygons are there in the following figure?

Q4:

Is the given shape a polygon?

  • AYes
  • BNo

Q5:

Choose the missing word to make this statement true: A closed figure is a polygon.

  • Asometimes
  • Balways
  • Cnever

Q6:

Which of these is a polygon?

  • A
  • B
  • C

Q7:

Is the given shape a polygon?

  • AYes
  • BNo

Q8:

Is the given shape a polygon?

  • ANo
  • BYes

Q9:

Which statement is true about these figures?

  • AThere are two polygons.
  • BThere is only one polygon.
  • CNone of these are polygons.
  • DThese are all polygons.

Q10:

True or False: A polygon that has five angles is called a heptagon.

  • ATrue
  • BFalse

Q11:

True or False: To draw a polygon, you must draw at least three line segments.

  • AFalse
  • BTrue

Q12:

Is the following figure a polygon?

  • AYes
  • BNo

Q13:

Is the following figure a polygon?

  • AYes
  • BNo

Q14:

Is the given shape a polygon?

  • AYes
  • BNo

Q15:

Is the following figure a polygon?

  • ANo
  • BYes

Q16:

Is the given shape a polygon?

  • ANo
  • BYes

Q17:

Is the given shape a polygon?

  • AYes
  • BNo

Q18:

Is this a polygon?

  • ANo
  • BYes

Q19:

How many polygons are there in this figure?

Q20:

Which of the shapes is not a polygon?

  • A
  • B
  • C
  • D

Q21:

How many 10-sided polygons are on the clown?

Q22:

Is this a polygon?

  • ANo
  • BYes

Q23:

I want to join two vertices in this shape with a straight line so I create two polygons: one with four sides and one with six sides. Which vertices could I join?

  • A𝐷,𝐶
  • B𝐴,𝐸
  • C𝐷,𝐴
  • D𝐺,𝐸

Q24:

Is the following figure a polygon?

  • AYes
  • BNo

Q25:

Sophia has sorted these shapes into polygons and not polygons.

Fill in the blank: All polygons are closed and .

  • Ahave more than 4 edges (sides)
  • Bhave curves
  • Chave straight edges (sides)

Which of these is a polygon?

  • A
  • B
  • C

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