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Kindergarten · Maths · Lessons
Name that shape
⭕circle🟦square🔺triangle▭rectangle
Name that shape.
The big ideaTurned, big or small, a shape keeps its name. Count its sides.

How it works

Turned, big or small, a shape keeps its name. Count its sides.

A triangle has 3 sides, a square has 4 equal sides and a rectangle has 4 sides with two long and two short.

A circle is round.

Count the sides• 3: triangle• 4: square or rectangleRound• circle: no sides
Sides and names.

Example 1: Count

  1. A shape has 3 straight sides.
  2. Touch each side: 1, 2, 3.
  3. It is a triangle.

Example 2: Turned

  1. A square is turned like a diamond.
  2. It still has 4 equal sides.
  3. It's still a square.

Example 3: Stretched

  1. A square is stretched wider.
  2. Now two sides are long and two are short.
  3. It is a rectangle.

Words to know

rectangle
A shape with 4 sides and 4 square corners.
triangle
A shape with 3 sides.

Watch out

Try it

  1. How many sides does a triangle have?
  2. What shape has 4 equal sides?
  3. Is a round shape a triangle?
  4. Does turning a square change its name?
Answers: 1. 3 · 2. a square · 3. no, it's a circle · 4. no
For grown-upsName the shapes of doors, windows and plates as you see them.
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