Geometry: An Interactive Journey to Mastery

Three-Dimensional Geometry—Solids

TV-PG
S1 • E23
So far, you’ve figured out all kinds of fun properties with two-dimensional shapes. But what if you go up to three dimensions? In this lecture, you classify common 3-D shapes such as cones and cylinders, and learn some surprising definitions. Finally, you study the properties (like volume) of these shapes.

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