Identifying the Parts of Three-Dimensional Figures

The video tutorial explains the characteristics of three-dimensional figures, focusing on their faces, edges, vertices, and height. It distinguishes between 3D figures and other geometric shapes, such as lines and polygons. The tutorial delves into the specifics of prisms, highlighting their parallel congruent polygonal bases, and contrasts them with cylinders, which are not prisms due to their circular bases. Through examples, the video guides viewers in identifying prisms and counting their features, such as faces, vertices, and edges.

What is a unique feature of three-dimensional figures?

• They have length, width, and height.

• They have length and width.

• They have no dimensions.

• They have only length.

Which of the following is true about a prism?

• It has two parallel congruent polygonal bases.

• Its bases are not parallel.

• Its bases are circles.

• It has one base.

Why is a cylinder not considered a prism?

• It has no bases.

• Its bases are not polygons.

• It has more than two bases.

• Its bases are parallel.

How many faces does a rectangular prism have?

• Four

• Six

• Five

• Eight

In a triangular prism, how many edges are there?

• Six

• Nine

• Eight

• Seven