Understanding Shapes and Angles

The video tutorial explains how to identify a shape based on its vertices and sides. It presents a question about a shape with three vertices and three sides, guiding the viewer to recognize it as a triangle, distinguishing it from other shapes like circles and squares.

What is a key characteristic of an angle?

• It is a closed shape.

• It has two sides.

• It has three vertices.

• It has four vertices.

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CCSS.1.G.A.1

CCSS.2.G.A.1

Which of the following shapes has three sides?

• Rectangle

• Triangle

• Square

• Circle

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CCSS.2.G.A.1

How many sides does a triangle have?

• Five

• Two

• Three

• Four

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CCSS.2.G.A.1

Which shape is defined by having three vertices and three sides?

• Pentagon

• Triangle

• Square

• Circle

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CCSS.1.G.A.1

CCSS.2.G.A.1

What shape is not possible with three sides?

• Circle

• Triangle

• Square

• Hexagon

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CCSS.1.G.A.1

CCSS.2.G.A.1