NAME ______________________________ DATE _______________

DAILY PRACTICE

Find the Polygons

Is each shape a polygon? Write yes or no on the line.

  • 1 Two triangles joined at their points.

    _______________

  • 2 A shape with two straight sides and two curves.

    _______________

  • 3 A shape that resembles the outline of a plus sign.

    _______________

  • 4 A shape with four unequal sides. Two of the lines do not connect at a vertex.

    _______________

  • 5 A five-pointed star.

    _______________

  • 6 A shape with three straight sides and a curve.

    _______________

  • 7 Draw two of each shape in the box below.

    Polygons Not Polygons
       

Ongoing Review

  • 8 Which figure is a triangle?

    • A A shape with three sides and three vertices.

    • B A shape with three sides and two vertices. Two of its sides do not connect at a vertex.

    • C A shape with four sides. Opposite sides are parallel.

    • D A shape with four sides. Two sides are parallel.

NOTE

Students practice identifying polygons as closed shapes with straight sides that do not cross.

MWI Polygons


End ofPage 187

Table of Contents

Investigations 3 in Number, Data, and Space®, Student Activity Book Unit 1 Arrays, Factors, and Multiplicative Comparison Unit 2 Generating and Representing Measurement Data Unit 3 Multiple Towers and Cluster Problems Unit 4 Measuring and Classifying Shapes Unit 5 Large Numbers and Landmarks Unit 6 Fraction Cards and Decimal Grids Unit 7 How Many Packages and Groups? Unit 8 Penny Jars and Towers