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2D Shapes Explorer

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2D Shapes Explorer worksheet preview
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2D Shapes Explorer

Mele, Nathan and Finn are designing signs and mosaics for an aquarium. Explore 2D shapes by spotting their sides and corners, then use what you know to solve their design challenges.

Meet the shapes

A side is a straight edge. A corner is where two straight sides meet. Look closely at each shape before answering.

CIRCLE Curved edge; no straight sides or corners.

TRIANGLE 3 straight sides and 3 corners.

SQUARE 4 equal straight sides and 4 corners.

RECTANGLE 4 straight sides and 4 corners. Opposite sides are equal.

Shape spotting

Use the shape cards to help you. Write or draw your answers.

1.Which shape has 3 straight sides and 3 corners?
  • Circle
  • Triangle
  • Square
  • Rectangle
2.A square has 4 equal sides. How many corners does it have?
3.Which shape has no corners and no straight sides?
  • Circle
  • Triangle
  • Rectangle
4.Complete the shape fact: A rectangle has straight sides and corners.
5.True or false? A square is a 4-sided shape.
TrueFalse
6.Match each shape to its number of straight sides.
  • Triangle
  • Square
  • Circle
  • 4
  • 0
  • 3

Aquarium sign workshop

Mele, Nathan and Finn are making signs for aquarium tanks. Imagine the shapes shown in the shape cards as their sign pieces.

7.Mele chooses a triangle sign. How many straight sides does it have?
8.Nathan needs a sign with 4 sides, with each side the same length. Which shape card should he choose?
9.Finn makes a mosaic with 2 squares and 1 triangle. How many shapes does he use altogether?
10.Draw an aquarium sign using at least 3 different 2D shapes. Label each shape you use, then name one shape and describe one feature of it.

3 printable pages

  • 2D Shapes Explorer, page 1 of 3: Meet the shapes, Shape spotting

    Page 1

  • 2D Shapes Explorer, page 2 of 3: Aquarium sign workshop

    Page 2

  • 2D Shapes Explorer, page 3 of 3: 10. Draw an aquarium sign using at least 3 different 2D shapes. Label each shape you

    Page 3

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