Rays Teacher Resources

Take a look at this tutorial to learn about how an angle is formed, how to name an angle, and how an angle is measured. [4:45]

Learn about geometry terms like point, line, and ray. We will also learn how to label them.

Now we are ready to calculate an intersection point using our ray CP (parametric form) and our line AB (slope-intercept form).

Students explore four types of angles in this interactive web lesson.

Dozens of statistical terms are defined and illustrated in this glossary.

In this video students gain an understanding of basic ideas in geometry and how we represent them with symbols.

[Free Registration/Login may be required to access all resource tools.] In this lesson students define and use geometric terms. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

Provides a definition and examples of perpendicular bisectors.

Today, we begin our discussion of computer graphics. So, we ended last episode with the proliferation of command line (or text) interfaces, which sometimes used screens, but typically electronic typewriters or teletypes onto paper. But...

An anecdotal history of the people and communities that brought about the internet.

Sun rays pierce the tree line in a forest meadow.