Let’s examine some special angles.

Let’s look at some special pairs of angles.

Let’s look at angles that are not right next to one another.

Let’s figure out some missing angles.

Let’s figure out missing angles using equations.

Let’s build shapes.

Let’s build more triangles.

Let’s contrast triangles.

Let’s see how many different triangles we can draw with certain measurements.

Let’s draw some more triangles.

Let's see what shapes you get when you slice a three-dimensional object.

Let’s look at volumes of prisms.

Let’s look at how some people use volume.

Let’s look at the surface area of prisms. 

Let’s work with surface area and volume in context.

Let's explore things that are proportional to volume or surface area.

Let’s build a triangular prism from scratch.