Shapes, Sides and Vertices | Version 1

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In today’s lesson, we explored various 2D shapes, focusing on their sides and vertices. We learned that shapes like squares, triangles, rectangles, and rhombuses each have a specific number of sides and vertices, while circles are unique in having no sides or vertices. The lesson encouraged students to observe and enjoy the shapes they encounter in their environment.
  1. What shapes did we learn about today?
  2. How many sides does a triangle have?
  3. What makes a circle different from other shapes?

Let’s Learn About 2D Shapes!

Today, we’re going to have fun learning about some special shapes. These shapes are called 2D shapes, and they are flat like a piece of paper. Let’s find out which ones have sides and corners, which we call vertices!

What Are Sides and Vertices?

Sides are the straight lines that make up the shape. Vertices are the corners where the sides meet. Let’s explore some shapes and count their sides and vertices together!

The Square

This is a square. Let’s count the sides of a square:

1, 2, 3, 4.

A square has 4 sides. Now, let’s count the vertices of a square:

1, 2, 3, 4.

A square has 4 vertices and 4 sides. Isn’t that neat?

The Triangle

This is a triangle. Let’s count the sides of a triangle:

1, 2, 3.

A triangle has 3 sides. Now, let’s count the vertices of a triangle:

1, 2, 3.

A triangle has 3 vertices and 3 sides. Great job!

The Rectangle

This is a rectangle. Let’s count the sides of a rectangle:

1, 2, 3, 4.

A rectangle has 4 sides. Now, let’s count the vertices of a rectangle:

1, 2, 3, 4.

A rectangle has 4 vertices and 4 sides. Well done!

The Rhombus

This is a rhombus. Let’s count the sides of a rhombus:

1, 2, 3, 4.

A rhombus has 4 sides. Now, let’s count the vertices of a rhombus:

1, 2, 3, 4.

A rhombus has 4 vertices and 4 sides. Awesome!

The Circle

This is a circle. Let’s count the sides of a circle:

A circle has zero sides but has 1 curved line.

Now, let’s count the vertices of a circle:

A circle has zero vertices.

So, a circle has zero sides and zero vertices. It’s a special shape!

What Did We Learn?

Today, we learned about different 2D shapes and counted their sides and vertices. Shapes like squares, triangles, rectangles, and rhombuses have sides and vertices, while circles are unique with no sides or vertices. Keep exploring shapes around you and have fun learning!

  • Can you find any objects around your home or classroom that are shaped like a square, triangle, rectangle, or circle? What are they, and how many sides and vertices do they have?
  • Why do you think some shapes, like circles, don’t have sides or vertices? How do you think this makes them different from other shapes?
  • Imagine you are designing a playground. What shapes would you use for different parts of the playground, and why? How would the shapes help make the playground fun and safe?
  1. Shape Hunt: Go on a shape hunt around your home or classroom! Look for objects that match the shapes we learned about: squares, triangles, rectangles, rhombuses, and circles. Can you find at least one object for each shape? Draw a picture of what you find and label the shape. Count the sides and vertices of each shape you discover!

  2. Shape Art: Create a fun piece of art using cut-out shapes. Use colored paper to cut out squares, triangles, rectangles, rhombuses, and circles. Arrange them on a blank sheet to make a picture or pattern. Glue them down and share your artwork with the class. How many sides and vertices does each shape in your art have?

  3. Shape Story: Imagine a story where each character is a different shape. What adventures might a square, triangle, rectangle, rhombus, and circle have together? Draw a picture of your story and write a sentence about what each shape character does. Think about how their sides and vertices might help them in their adventure!

Here’s a sanitized version of the YouTube transcript:

**2D Shapes**

Which ones have sides and vertices? Let’s learn today!

Sides are the straight lines that form the shape. Vertices are the corners where the lines meet.

Let’s move and count the vertices of these 2D shapes.

**This is a square.**
Let’s count the sides of a square:
1, 2, 3, 4.
A square has 4 sides.

Now, let’s count the vertices of a square:
1, 2, 3, 4.
A square has 4 vertices and 4 sides.

**This is a triangle.**
Let’s count the sides of a triangle:
1, 2, 3.
A triangle has 3 sides.

Now, let’s count the vertices of a triangle:
1, 2, 3.
A triangle has 3 vertices and 3 sides.

**This is a rectangle.**
Let’s count the sides of a rectangle:
1, 2, 3, 4.
A rectangle has 4 sides.

Now, let’s count the vertices of a rectangle:
1, 2, 3, 4.
A rectangle has 4 vertices and 4 sides.

**This is a rhombus.**
Let’s count the sides of a rhombus:
1, 2, 3, 4.
A rhombus has 4 sides.

Now, let’s count the vertices of a rhombus:
1, 2, 3, 4.
A rhombus has 4 vertices and 4 sides.

**This is a circle.**
Let’s count the sides of a circle:
A circle has zero sides but has 1 curved line.

Now, let’s count the vertices of a circle:
A circle has zero vertices.

In summary, a circle has zero sides and vertices.

**2D Shapes**
Which ones have sides and vertices? We learned today!

This version maintains the educational content while ensuring clarity and coherence.

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