Identifying and Sorting Triangles

The video tutorial focuses on identifying and sorting triangles at the shape warehouse. It begins with an introduction to polygons, explaining that they are closed figures with straight sides. The tutorial then discusses 2D shapes, emphasizing their two dimensions: length and width. The main focus is on identifying triangles by their three attributes: being a polygon with three sides and three angles. The video also covers sorting shapes based on these attributes and concludes with a final assessment of shapes for the warehouse.

What is a polygon?

• A figure with no angles

• A shape with only three sides

• A closed figure with straight sides

• A shape with curved sides

Which of the following is NOT an attribute of a triangle?

• A closed figure

• Four sides

• Three angles

• Three sides

What does the prefix 'tri' in triangle signify?

• Five

• Three

• Two

• Four

How can you determine if a shape is a triangle?

• It has curved sides

• It is an open figure with three sides

• It is a closed figure with three sides and three angles

• It has four sides and four angles

Which shape would belong in the triangle section of the warehouse?

• A shape with three sides and three angles

• A shape with two sides and two angles

• A shape with no sides

• A shape with four sides and four angles